Keychain Voice Activated Audio Recorder
Meet the Keychain Voice Activated Audio Recorder; where sleek design meets powerful functionality. Engineered with a high-sensitivity microphone and an octa-core DSP noise reduction processor, it captures crystal-clear sound even in noisy environments. This tiny recorder supports voice-activated recording, automatically starting when it detects sound and pausing during silence, ensuring efficient use of memory and battery life.
Built with a robust CNC zinc alloy shell, it’s both lightweight (32.7g) and durable. The 120mAh lithium battery provides up to 24 hours of continuous recording or 30 days of standby time, recharging in just 1.5 hours. Beyond recording, the S30 functions as an MP3 player with support for MP3, WAV, and WMA playback formats. Simply connect via USB to store, play, or transfer files effortlessly, no software required.
Whether you’re documenting important meetings, collecting interview material, or capturing spontaneous ideas, the S30 delivers professional-grade recording in the size of a key fob.
Smart Voice-Activated Recording
Automatically starts recording when sound is detected and pauses in silence, saving battery and storage for what truly matters.
Professional Dictation & Notes
Capture lectures, meetings, interviews, or ideas with clear HD audio and DSP noise reduction, even in busy environments.
Portable Music & Data Storage
Use it as an MP3 player for music or as a USB drive for storing and transferring files securely between devices.
Features
- Smart Voice Activation (VOR): Automatically starts recording when sound is detected and pauses in silence, saving both battery and memory.
- HD Noise Reduction: Equipped with an octa-core DSP processor for professional clarity and reduced background noise.
- One-Click Recording: Record instantly with a single slide or press; no apps or setup required.
- Dual Functionality: Operates as both a professional recorder and a USB flash drive for file transfer and storage.
- Built-in MP3 Player: Plug in headphones and enjoy your favorite music in MP3, WMA, or WAV formats.
- Record While Charging: Continue recording while connected to a power source for uninterrupted sessions.
- Long Battery Life: 120mAh lithium battery allows up to 24 hours of continuous recording or 30 days on standby.
- Compact Keychain Design: CNC zinc alloy body; durable, sleek, and small enough to carry anywhere.
- Fast Charging: Fully recharges in around 1.5 hours with intelligent power management.
- Secure File Storage: Easily connect to any PC or laptop to back up, rename, or manage your recordings.
HD Audio with DSP Noise Reduction
Equipped with an octa-core DSP processor, the S30 filters background noise to deliver professional-grade clarity in any environment.
Smart Voice-Activated Recording
Starts recording automatically when sound is detected and pauses in silence — conserving battery and storage intelligently.
MP3 Music Playback
Functions as both a recorder and an MP3 player. Plug in headphones to enjoy your favorite tracks in MP3, WAV, or WMA formats.
24h Recording & 30-Day Standby
With a 120mAh battery, the S30 records continuously for up to 24 hours and lasts up to 30 days on standby. Charges in just 1.5 hours.
Premium CNC Zinc Alloy Design
Crafted from high-strength CNC zinc alloy, the S30 is compact, stylish, and durable enough to live on your keychain without damage.
Dual Recorder & USB Drive Function
Works as both a digital voice recorder and a standard USB drive — transfer, play, and store files easily on any computer or laptop.




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Professional-Grade Audio Recording
Equipped with a high-sensitivity microphone, it captures clear, crisp sound at 48kHz / 192kbps. Ideal for lectures, meetings, and interviews.
Easy One-Touch Audio Recording
Start or stop recording instantly with a single switch; no screens, no setup, and no apps required. Designed for reliability and simplicity.
Dual USB Drive Functionality
Functions as both a high-quality voice recorder and a standard USB flash drive. Plug into any PC to access, transfer, or store your files instantly.
Applications
What the Digital Voice Recorder USB Drive can be used for:
✔️ Business & Legal: Record client meetings, phone conferences, or witness statements with voice-activated precision.
✔️ Education: Perfect for students recording lectures, group discussions, and study sessions.
✔️ Journalism & Media: Compact enough for field interviews and spontaneous reporting.
✔️ Personal & Security Use: Capture reminders, monitor surroundings, or store private voice notes securely.
✔️ Creative Professionals: Ideal for songwriters, podcasters, or creators who need quick, clear voice capture.
All Features & Possible Uses
HD Audio + DSP Noise Reduction
Spec: WAV @ 48 kHz / 192 kbps.
Voice-Activated Recording (VOR)
One-Click Recording
24h Recording, 30-Day Standby
Fast charge: ~1.5 hours.
Record While Charging
Built-in MP3 Player
Keychain-Ready CNC Body
Storage up to 32 GB
Easy File Transfer
Applications & Uses
Education: lectures, study groups.
Fieldwork: journalism, research notes.
Personal: voice memos, ideas, reminders.
Input & Playback Formats
Quick Start Package
Specifications
- Material: CNC Zinc Alloy
Color: Black
Memory Capacity: 4GB / 8GB / 16GB / 32GB
Recording Format: WAV
Playback Formats: MP3, WMA, WAV
Recording Time: Up to 24 hours continuous
Standby Time: Up to 30 days
Battery Capacity: 120mAh
Charging Time: ~1.5 hours
Recording Modes: Voice-activated / Manual
Microphone: Built-in high-sensitivity mic
Noise Reduction: Octa-core DSP processor
Dimensions (Folded): 43.6 × 43.6 × 9.2 mm
Weight: 32.7 g
File Transfer: USB direct connection
Playback: Via included earphones
Accessories Included: Recorder, USB Data Cable, Earphones, User Manual
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Frequently Asked Questions
Q1: Does it have built-in playback?
Yes, simply connect headphones to listen directly or use it as an MP3 player.
Q2. Can it record while charging?
Yes. The device supports charging and recording simultaneously, ensuring you never miss important audio.
Q3. Is it voice-activated or manual?
Both. You can manually start recording or let the intelligent VOR (Voice Operated Recording) system activate automatically when sound is detected.
Q4. Is the recording time affected by memory size?
Yes.
- 4GB ≈ 48 hours
- 8GB ≈ 96 hours
- 16GB ≈ 192 hours
- 32GB ≈ 384 hours
Q5: How do I transfer files to my computer?
Plug the recorder into any USB port. It appears as a regular storage drive for drag-and-drop file transfer.
Q6: Are recordings protected or private?
Recordings are saved locally on the device and not uploaded anywhere automatically. For added security, you can move or encrypt files on your computer using your preferred software.















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