Small, portable devices resembling typical flash drives offer discreet, convenient audio recording capabilities. These devices often feature a simple one-button operation for recording and storing audio files directly onto internal flash memory, typically in common formats like MP3 or WAV. An example application includes recording lectures or meetings without the bulk and complexity of traditional recording equipment.
The unobtrusive nature of these devices makes them valuable for various applications, from journalistic interviews and note-taking to personal dictation and evidence gathering. Their portability eliminates the need for larger, more conspicuous recorders, enabling users to capture audio discreetly and efficiently. The development of these compact devices stemmed from advancements in flash memory technology and miniaturization of electronics, providing an accessible and readily available method for high-quality sound recording.
This article will further explore the various features, functionalities, and practical uses of these pocket-sized recording solutions, along with considerations for selecting the right device based on individual needs and technical specifications. Topics covered will include audio quality, battery life, storage capacity, file formats, and relevant software.
1. Portability
Portability represents a defining characteristic of these compact recording devices. Their small size and lightweight design allow users to carry them easily in pockets, bags, or attached to keychains. This inherent portability facilitates discreet audio capture in diverse environments, eliminating the need for bulky recording equipment. The portability directly impacts usability, enabling spontaneous recording in situations where larger devices would be impractical or conspicuous. For example, a journalist can discreetly record an interview during a press conference, or a student can capture lecture notes without drawing attention.
This unobtrusive form factor extends the practical applications of audio recording. Field researchers can document observations in natural settings, while business professionals can record meeting minutes efficiently. The ease of transport afforded by these miniature devices fosters flexibility and responsiveness, empowering users to capture important audio information whenever and wherever necessary. This portability further encourages consistent documentation, promoting thorough record-keeping across various professional and personal pursuits. Consider a doctor recording patient consultations for later review, or a musician capturing impromptu song ideas on the go; portability directly enables these workflows.
In summary, portability enhances the core functionality of these devices, expanding the possibilities for audio recording beyond the limitations of traditional equipment. This crucial feature fosters discreet operation, spontaneous capture, and consistent documentation across a wide range of applications. While storage capacity and battery life impose practical limits on continuous recording, advancements in technology continue to minimize these constraints, further maximizing the benefits of portability in audio recording.
2. Discreet Recording
Discreet recording represents a crucial functionality offered by these devices. Their unobtrusive design, resembling standard USB flash drives, allows users to capture audio without drawing attention. This inconspicuous nature proves invaluable in situations where open recording might be impractical, undesirable, or even prohibited. Cause and effect are directly linked: the device’s physical resemblance to a common data storage device enables its discreet operation, facilitating audio capture in sensitive environments. This capability is integral to the device’s overall utility, expanding its potential applications beyond those of traditional, more conspicuous recording equipment. Consider a journalist conducting an undercover investigation, or a researcher documenting conversations in a public setting; discreet recording becomes essential for gathering information without altering the natural dynamics of the situation.
Practical applications for discreet recording span various fields. Law enforcement might utilize these devices for evidence gathering, while researchers can employ them for ethnographic studies. Journalists benefit from the ability to record interviews discreetly, preserving the authenticity of conversations. Furthermore, individuals can use these devices for personal note-taking, dictation, or documentation of important events. The ability to capture audio without overt display of recording equipment ensures the integrity of the recorded material and protects the privacy of individuals involved. For example, recording a meeting without placing a noticeable recording device on the table fosters a more natural and uninhibited flow of conversation. The implications extend to legal proceedings, where admissibility of recorded evidence hinges on the circumstances of its acquisition.
In conclusion, discreet recording constitutes a significant advantage offered by these seemingly innocuous devices. This capability facilitates a range of professional and personal applications, from investigative journalism and academic research to personal documentation and note-taking. Challenges regarding ethical considerations and legal limitations surrounding covert recording necessitate careful consideration and responsible usage. The ability to capture audio discreetly, however, undeniably enhances the utility and versatility of these compact recording devices, expanding their potential impact across diverse fields. Understanding the implications of discreet recording is paramount for leveraging the full potential of these devices while adhering to ethical and legal guidelines.
3. Simple Operation
Simple operation is a defining feature of these audio recording devices, directly contributing to their widespread usability. Often, a single button press initiates and stops recording, streamlining the process of audio capture. This minimalist approach eliminates complex menu navigation or cumbersome setup procedures, making these devices readily accessible to users of varying technical proficiency. Cause and effect are clearly linked: the simplified operational design directly results in increased user accessibility and ease of use. This inherent simplicity fosters spontaneous recording, allowing users to capture audio quickly and efficiently without fumbling with complicated controls. For instance, a student can discreetly record a lecture with a single button press, or a journalist can instantly capture breaking news without delay. The lack of complex setup further reduces the risk of user error, ensuring reliable recording functionality even in time-sensitive situations.
The practical significance of this simplified operation extends beyond mere convenience. In scenarios requiring immediate audio capture, the ability to start recording instantly proves invaluable. Consider a doctor quickly recording vital patient information during an emergency, or a law enforcement officer documenting a crucial piece of evidence at a crime scene. The streamlined operation minimizes distractions and allows users to focus on the event itself rather than the recording process. Furthermore, this simplicity contributes to the discreet nature of these devices. The absence of flashing lights or complex button sequences further reduces the likelihood of drawing unwanted attention during recording. This discreet operation enhances the device’s suitability for sensitive situations, such as recording confidential interviews or documenting private conversations.
In summary, simple operation significantly enhances the practical utility of these audio recording devices. The ease of use promotes accessibility, facilitates spontaneous recording, and minimizes distractions during critical moments. While advanced features might offer greater control over recording parameters, the core strength of these devices lies in their streamlined functionality. This simplicity expands the potential user base, enabling individuals with minimal technical expertise to effectively utilize the technology for various purposes, from personal note-taking to professional documentation. The ongoing development of these devices will likely focus on maintaining this operational simplicity while incorporating additional features that further enhance usability and functionality without adding complexity.
4. Audio Quality
Audio quality represents a critical consideration when evaluating these devices. While convenience and portability are key advantages, the ultimate utility depends on the clarity and fidelity of captured audio. Factors influencing audio quality include microphone sensitivity, bit rate, sample rate, and file format. Understanding these elements is crucial for selecting a device suitable for specific recording needs, whether capturing lectures, interviews, or ambient sounds. The following facets explore key components of audio quality and their implications for these compact recording devices.
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Microphone Sensitivity
Microphone sensitivity dictates the device’s ability to capture quiet sounds and nuances in volume. Higher sensitivity allows for recording subtle details, crucial for applications like nature recording or capturing distant conversations. Conversely, lower sensitivity might be preferable in noisy environments to minimize background interference. The choice of microphone sensitivity directly impacts the clarity and comprehensibility of recorded audio. For instance, a highly sensitive microphone is essential for recording a musical performance accurately, while a less sensitive microphone might suffice for recording a lecture in a quiet classroom.
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Bit Rate and Sample Rate
Bit rate and sample rate directly influence the fidelity and richness of recorded audio. Bit rate, measured in kilobits per second (kbps), determines the amount of data used to represent the audio signal. Higher bit rates generally result in better sound quality, particularly noticeable in music recording. Sample rate, measured in Hertz (Hz), determines how many times per second the audio signal is sampled. A higher sample rate captures more detail, resulting in a more accurate representation of the original sound. Choosing appropriate bit rate and sample rate settings is crucial for balancing audio quality with file size and storage capacity. For example, a higher bit rate and sample rate are preferable for archiving musical performances, while a lower bit rate might be sufficient for recording voice memos.
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File Format
The chosen file format impacts both audio quality and file size. Uncompressed formats like WAV preserve the full fidelity of the recording but result in larger file sizes. Compressed formats like MP3 reduce file size by discarding some audio data, potentially impacting sound quality. Selecting the appropriate file format depends on the specific application and the balance between audio quality and storage constraints. For instance, WAV is preferred for professional audio recording where preserving every detail is paramount, while MP3 is more suitable for casual listening or situations where storage space is limited. Lossless compression formats like FLAC offer a compromise, reducing file size without sacrificing audio quality.
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Noise Reduction
Noise reduction capabilities play a significant role in enhancing audio clarity, especially in noisy environments. Effective noise reduction algorithms can filter out background hiss, hum, and other unwanted sounds, improving the intelligibility of recorded speech or the clarity of captured music. The effectiveness of noise reduction varies depending on the specific algorithm employed and the characteristics of the recorded audio. While noise reduction can significantly improve audio quality, excessive noise reduction can sometimes introduce artifacts or distort the original sound, requiring careful adjustment and consideration of the recording context. For example, effective noise reduction is essential for recording interviews in a crowded environment, while minimal noise reduction might be preferable for capturing ambient sounds in nature.
These facets of audio quality collectively determine the overall suitability of a device for specific recording tasks. Careful consideration of microphone sensitivity, bit rate, sample rate, file format, and noise reduction capabilities ensures optimal audio capture and playback. Balancing these factors according to the specific application, whether prioritizing fidelity, file size, or noise reduction, is essential for maximizing the utility of these versatile recording devices. Further exploration of specific models and their respective audio performance characteristics will provide a more granular understanding of how these factors translate into real-world recording experiences.
5. Storage Capacity
Storage capacity significantly impacts the practicality and functionality of a USB flash drive audio recorder. The amount of available storage directly dictates the maximum recording duration and the number of files the device can hold. Understanding the relationship between storage capacity, recording formats, and potential usage scenarios is crucial for selecting a device that meets specific recording requirements. The following facets explore key aspects of storage capacity and their implications for these compact recording devices.
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Available Storage and Recording Time
The direct correlation between available storage and recording time is fundamental. Higher storage capacity allows for longer recording durations without interruption. This is particularly important for applications such as lectures, meetings, or extended interviews where continuous recording is essential. Calculating potential recording time requires considering the chosen audio format and its corresponding bit rate. For example, a device with 8GB of storage can hold significantly more hours of recording in a compressed format like MP3 compared to an uncompressed format like WAV. Understanding this relationship enables users to select a device with sufficient storage for their anticipated recording needs.
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File Management and Organization
Storage capacity influences file management strategies. Devices with larger storage capacities can accommodate more audio files, necessitating efficient organization. Implementing a structured naming convention and utilizing folders can help manage large numbers of recordings. Furthermore, readily available storage space minimizes the need for frequent file transfer or deletion, streamlining the recording workflow. For example, researchers conducting field studies can benefit from ample storage, allowing them to store numerous recordings without interruption or the need for frequent offloading. Efficient file management ensures easy retrieval and analysis of recorded material.
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Impact of Audio Format on Storage
Audio format significantly impacts storage utilization. Uncompressed formats like WAV offer higher fidelity but consume considerably more storage space than compressed formats like MP3. Lossless compression formats like FLAC offer a compromise, reducing file size without compromising audio quality. Choosing the appropriate format depends on the specific application and the balance between audio quality and storage limitations. For instance, recording music might necessitate a higher-quality format like WAV, even at the expense of storage space, while recording lectures might prioritize storage efficiency by utilizing a compressed format like MP3.
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Storage Capacity and Device Cost
Storage capacity directly influences device cost. Generally, devices with higher storage capacities command higher prices. Balancing storage needs with budget constraints is essential when selecting a device. Assessing anticipated recording requirements and choosing a device with sufficient, but not excessive, storage capacity optimizes cost-effectiveness. For example, a student requiring recording capacity primarily for lectures might opt for a lower storage capacity device, while a professional musician recording high-fidelity audio might justify the investment in a device with significantly greater storage capacity.
In conclusion, storage capacity is a crucial factor influencing the functionality and practicality of USB flash drive audio recorders. Careful consideration of anticipated recording needs, chosen audio formats, and budget constraints is essential for selecting a device with appropriate storage capacity. Balancing these factors ensures optimal recording duration, efficient file management, and cost-effectiveness, maximizing the overall utility of these compact and versatile recording devices.
6. Battery life
Battery life is a crucial factor influencing the practicality and usability of USB flash drive audio recorders. The duration a device can operate on a single charge directly impacts its suitability for various recording scenarios. A longer battery life enables extended recording sessions without interruption, crucial for capturing lectures, meetings, or events. Conversely, a limited battery life restricts usage and necessitates frequent recharging, potentially disrupting workflows. The relationship between battery life and recording duration is a direct cause and effect: shorter battery life limits continuous recording time, while longer battery life extends potential recording capacity. Understanding this relationship allows users to select devices aligned with their anticipated recording needs. For example, a journalist attending an all-day conference requires a recorder with significantly longer battery life than someone recording short voice memos.
Practical considerations regarding battery life extend beyond mere recording duration. Battery performance can also affect the reliability of a recording device. Unexpected battery depletion during a crucial recording can result in data loss or incomplete capture. Therefore, selecting a device with sufficient battery life for anticipated usage, and carrying backup power solutions when necessary, is essential for ensuring reliable recording. Furthermore, battery life can influence device selection based on the specific recording environment. In situations where access to charging facilities is limited, such as fieldwork or remote locations, a longer battery life becomes paramount. For instance, a researcher conducting wildlife observations in a remote area requires a device capable of operating for extended periods without recharging. In contrast, a student recording lectures in a classroom with readily available power outlets might prioritize storage capacity over extended battery life.
In summary, battery life represents a critical factor influencing the utility and reliability of USB flash drive audio recorders. The duration of operation on a single charge directly impacts recording capacity and influences device selection based on specific usage scenarios. Understanding the implications of battery life, considering factors like recording duration, charging accessibility, and the potential for data loss due to unexpected power depletion, is essential for maximizing the effectiveness and reliability of these compact recording devices. Advancements in battery technology continue to extend operational times, further enhancing the practicality and versatility of USB flash drive audio recorders for diverse applications.
7. File Formats
File formats represent a crucial consideration when utilizing USB flash drive audio recorders. The chosen format directly impacts audio quality, file size, compatibility with playback devices, and overall workflow efficiency. Understanding the characteristics of different audio file formats is essential for selecting the optimal format for specific recording needs. The cause-and-effect relationship is clear: selecting an appropriate file format directly influences the quality and usability of recorded audio. Uncompressed formats, like WAV or AIFF, preserve the full fidelity of the audio signal, resulting in high-quality recordings suitable for professional applications such as music production or archiving. However, these formats produce large file sizes, potentially limiting recording duration on devices with restricted storage capacity. For example, recording a symphony orchestra in WAV format requires significantly more storage space than recording a meeting in a compressed format. Compressed formats, like MP3 or AAC, reduce file size by discarding some audio data, achieving higher storage efficiency but potentially compromising audio quality. Choosing between compressed and uncompressed formats requires balancing quality considerations with storage limitations.
Practical applications of file format selection vary depending on the recording context. A journalist recording interviews might prioritize smaller file sizes for easy transfer and storage, opting for a compressed format like MP3. Conversely, a musician recording a demo might prioritize audio fidelity, selecting an uncompressed format like WAV to capture the nuances of the performance. The compatibility of file formats with playback devices also influences format selection. While MP3 enjoys near-universal compatibility, less common formats might require specific software or hardware for playback. Understanding these compatibility considerations streamlines post-recording workflows, ensuring seamless access to recorded material. For instance, sharing recordings in a widely supported format like MP3 simplifies distribution and playback across various devices and platforms.
In summary, file format selection represents a crucial decision influencing the overall effectiveness and utility of USB flash drive audio recorders. Balancing audio quality, file size, compatibility, and workflow efficiency requires careful consideration of the specific recording context and intended usage of the recorded material. Choosing an appropriate format ensures optimal audio fidelity while addressing practical constraints related to storage capacity, transfer speeds, and playback compatibility. The ongoing evolution of audio codecs and file formats continues to present new options, requiring ongoing evaluation and adaptation to maximize the capabilities of these versatile recording devices.
8. Connectivity
Connectivity is a fundamental aspect of USB flash drive audio recorders, governing how recorded audio is transferred and accessed. These devices typically employ USB connectivity for interfacing with computers and other devices. This standardized interface enables seamless file transfer, facilitating playback, editing, and archiving of recorded material. The cause-and-effect relationship is straightforward: USB connectivity directly enables data exchange between the recorder and other devices. The importance of this connectivity as a component of these recorders lies in its universality and ease of use. USB ports are ubiquitous on modern computing devices, eliminating the need for specialized cables or adapters. This plug-and-play functionality simplifies workflows, allowing users to quickly access their recordings. For example, a student can readily transfer recorded lectures to a laptop for review, while a journalist can quickly upload recorded interviews for transcription and editing.
Practical significance extends beyond simple file transfer. USB connectivity also enables these recorders to function as external storage devices. This dual functionality adds value, allowing users to store and transport other files alongside their audio recordings. Furthermore, some advanced models offer features like direct USB recording, enabling connection to computer systems for high-quality audio capture. This capability expands the potential applications of these devices, allowing them to serve as portable audio interfaces for software-based recording and processing. For instance, podcasters can utilize a USB flash drive audio recorder for remote recording, directly capturing audio onto a computer through the USB connection. Considerations regarding USB standards and data transfer speeds influence the efficiency of file transfer. USB 3.0 offers significantly faster transfer rates compared to older USB 2.0, reducing the time required to move large audio files.
In summary, connectivity through USB is an integral feature of USB flash drive audio recorders. This standardized interface facilitates seamless file transfer, enables dual-use functionality as a storage device, and expands potential applications through features like direct USB recording. Understanding the implications of USB connectivity, considering factors such as data transfer speeds and compatibility with various devices, is crucial for maximizing the utility and efficiency of these compact recording tools. As technology evolves, future iterations might incorporate alternative connectivity options like wireless transfer, further enhancing the convenience and versatility of these devices.
9. Cost-effectiveness
Cost-effectiveness represents a significant advantage of USB flash drive audio recorders, contributing to their accessibility across various user demographics. The affordability of these devices compared to traditional digital recorders or professional audio equipment stems from their streamlined design and integrated functionality. This cost advantage directly expands the potential user base, enabling individuals and organizations with limited budgets to access convenient and discreet audio recording capabilities. Cause and effect are clearly linked: lower production costs translate directly into more affordable retail prices, democratizing access to this technology. The importance of cost-effectiveness as a component of these recorders lies in its potential to empower individuals and smaller organizations, such as students, independent journalists, or small businesses, with tools previously accessible only to those with larger budgets. For instance, a student can utilize an affordable USB flash drive audio recorder to capture lectures, while a small business owner can document meetings without investing in expensive recording equipment.
Practical implications of cost-effectiveness extend beyond individual users. Organizations and institutions can deploy these devices for various purposes, including training, documentation, and research, without incurring significant expenses. This affordability allows for wider distribution of recording capabilities within organizations, enhancing documentation practices and information accessibility. For example, a hospital can equip staff with these recorders for patient consultations, improving record-keeping and potentially enhancing the quality of care. Furthermore, cost-effectiveness influences purchasing decisions for individuals seeking a secondary recording device for specific applications, such as travel or personal note-taking. The availability of affordable options allows users to dedicate more specialized and expensive equipment to primary recording tasks while utilizing cost-effective devices for supplementary purposes. This tiered approach optimizes resource allocation and maximizes the value of each device within a user’s toolkit.
In conclusion, cost-effectiveness significantly enhances the accessibility and utility of USB flash drive audio recorders. The affordability of these devices broadens their appeal, empowering individuals, small businesses, and organizations with practical audio recording capabilities without substantial financial investment. This accessibility fosters wider adoption, contributing to enhanced documentation practices and increased information availability across various domains. While cost-effectiveness influences purchasing decisions, it is essential to balance affordability with considerations for audio quality, storage capacity, and battery life to ensure the selected device adequately meets specific recording requirements. The ongoing development and refinement of these devices will likely focus on maintaining affordability while enhancing other performance characteristics, further solidifying their position as versatile and accessible tools for audio recording.
Frequently Asked Questions
This section addresses common inquiries regarding USB flash drive audio recorders, providing concise and informative responses to clarify functionality, usage, and selection considerations.
Question 1: How does a USB flash drive audio recorder differ from a standard USB flash drive?
While visually similar, these devices incorporate audio recording hardware and software alongside standard data storage functionality. This integrated design enables direct audio recording onto the device’s internal memory.
Question 2: What audio file formats are typically supported by these devices?
Commonly supported formats include MP3 and WAV. MP3 offers compressed audio with smaller file sizes, while WAV preserves higher fidelity with larger files. Some devices also support other formats like WMA or OGG.
Question 3: How is audio quality affected by recording settings?
Audio quality depends on factors such as sample rate and bit rate. Higher settings generally result in better fidelity but consume more storage space. Selecting appropriate settings involves balancing quality with storage limitations.
Question 4: Can these devices be used for voice-activated recording?
Some models offer voice activation functionality, initiating recording when sound is detected and pausing during periods of silence. This feature conserves storage space and facilitates automated recording.
Question 5: What factors influence battery life during recording?
Battery life depends on factors such as recording duration, file format, and features utilized. Continuous recording consumes more power than voice-activated recording. Higher quality settings may also impact battery consumption.
Question 6: How is recorded audio transferred from the device to a computer?
Typically, these devices utilize standard USB connectivity. Connecting the device to a computer allows direct access to recorded files, facilitating transfer, playback, and editing.
Understanding these frequently asked questions provides a foundational understanding of USB flash drive audio recorders. Careful consideration of individual needs and technical specifications ensures selection of a device appropriate for specific recording requirements.
The following section explores specific applications and use cases for these versatile devices, highlighting their practical utility across diverse contexts.
Practical Tips for Utilizing Compact Audio Recorders
Effective utilization of compact audio recording devices requires understanding key operational considerations. The following tips offer practical guidance for maximizing recording quality and device functionality.
Tip 1: Optimize Recording Settings: Adjust recording settings based on the specific context. Prioritize higher sample rates and bit depths for music or detailed audio capture. Utilize lower settings for voice recordings or extended recording durations to conserve storage space.
Tip 2: Conduct Test Recordings: Prior to crucial recording sessions, conduct test recordings to verify audio quality and device functionality. This practice ensures optimal settings and prevents unexpected issues during critical moments.
Tip 3: Manage Storage Effectively: Implement a structured file naming convention and utilize folders to organize recordings. Regularly transfer files to a computer or external storage to free up space on the device.
Tip 4: Consider Microphone Placement: Optimal microphone placement significantly impacts recording quality. Position the device as close to the sound source as practical to minimize background noise and maximize clarity. Experiment with placement to achieve optimal results.
Tip 5: Minimize Handling Noise: Avoid handling the device during recording to prevent unwanted noise. Utilize a stable surface or tripod to minimize vibrations and handling artifacts in the recorded audio.
Tip 6: Conserve Battery Power: Employ voice activation mode to conserve battery life during extended recording sessions. Ensure the device is fully charged before critical recordings and carry a backup power source if necessary.
Tip 7: Understand Legal and Ethical Implications: Familiarize oneself with applicable laws and ethical considerations regarding audio recording, especially in sensitive environments or situations involving privacy concerns. Obtain consent when necessary.
Adherence to these practical tips ensures optimal performance, maximizes recording quality, and promotes responsible usage of compact audio recording devices. Careful consideration of these factors facilitates effective audio capture in diverse scenarios.
The subsequent conclusion summarizes key takeaways and offers final recommendations for selecting and utilizing these versatile recording tools.
Conclusion
USB flash drive audio recorders offer a unique blend of portability, discreet operation, and affordability. This exploration has highlighted their functionality, emphasizing key aspects such as audio quality, storage capacity, battery life, file formats, connectivity, and practical usage considerations. The versatility of these devices extends across diverse applications, from personal note-taking and journalistic interviews to academic research and evidence gathering. Understanding the capabilities and limitations of these devices empowers informed selection and effective utilization. Careful consideration of factors like microphone sensitivity, bit rate, and file format optimization ensures capture of high-quality audio tailored to specific needs.
As technology continues to advance, further miniaturization and enhanced functionality can be anticipated. Exploration of emerging audio technologies and evolving user needs will shape the future development of these compact recording devices. The potential impact of these unobtrusive tools on documentation practices and information accessibility remains significant, warranting continued exploration and adaptation to maximize their utility across various fields. The ongoing evolution of USB flash drive audio recorders promises further refinement and enhanced capabilities, solidifying their role as valuable tools for capturing and preserving audio information.
