Features 1. Multi Application: Mini recorder made of premium CNC aluminum alloy with black finish, suitable for class, meeting, interview, and other applications. 2. Easy To Use: Digital voice recorder with one-key recording, delete function, and playback with LED light indication. Supports continuous 15-hour recording and 30 days of standby time. 3. Voice Activated: Compact recorder with ADPCM recording at 192Kbit/s, voice-activated recording at 50dB, automatic split recording, and loop overwrite recording. 4. Built-In Timestamp: Voice recorder with timestamp function; recording files are named by time for easy retrieval and file management. 5. Playback Support: Small recording device supports MP3, WMA, and WAV format playback, with fast forward and rewind functions. Specification Item Type: Mini Voice Recorder Material: Aluminum Alloy Color: Black Frequency Range: 20Hz-20kHz SNR: 90dB Supported Systems: Windows 98/ME/2K/XP/7/8/10, Linux 6.2, OS X 10 Built-in Lithium Polymer Battery: 90mAh Package List 1 x Mini Voice Recorder 1 x Earphone 1 x Charging Cable 1 x Instruction Manual