The S20 keychain digital voice recorder provides up to 25 hours of WAV-format recording with smart noise reduction and a 48 kHz sampling rate for clear voice capture.
Designed as a pocketable zinc-alloy device, the S20 supports voice-activated recording to conserve storage, a one-click quick-record button, and OTG connection for Android phones so you can play and manage files on a mobile device. Playback supports MP3, WMA, and WAV files. Charging takes about 1 hour.
Specifications
- Shell material: zinc alloy
- Memory options: 8GB / 16GB / 32GB / 64GB
- Sampling rate: 48 kHz
- Bitrate/position: 192 kbps
- Recording format: WAV
- Playback formats: MP3, WMA, WAV
- Recording distance: 5–10 meters
- Maximum recorded time: 25 hours
- Charging time: about 1 hour
- Product weight: about 51 g
Size Guide
- Physical dimensions: 8.3 x 2.5 x 1.1 mm
Compatibility & Package Notes
- Supports Android OTG connection for direct file playback and management on compatible phones.
- Includes key features for mobile voice notes, interviews, meetings, and on-the-go recordings.
Compact, keychain-friendly voice recorder for extended WAV recording with noise reduction and Android OTG compatibility.
