1、ONE KEY RECORDING: Digital recorder, one key operation, simple and convenient. Suitable for meetings, classes, interviews, speeches and other scenarios. 2、NOISE REDUCTION: Small recorder using 8 core DSP active noise reduction chip, recording more clear, output HiFi original sound. Support WAV recording and MP3, WMA and other formats playback. 3、PROFESSIONAL: AGC algorithm is used to eliminate small volume, popping sound, and solve the problem of different people voice volume fluctuating after multiplayer mixing. 4、VOICE ACTIVATED: This voice recorder supports sound control, automatically record when there is sound, save storage space, but also save time to play back the filtered useless clips. 5、TIMESTAMP FUNCTION: The recording device has built in time chip, after synchronizing the time, the recording file is named after the time, which is convenient to find and manage the file. Item Type: Voice Recorder Material: Copper Alloy Recording Format: WAV Music Format: MP3, WMA, WAV Built in Polymer Lithium Battery: 150mAh 1 x Voice Recorder 1 x Charging Cable 1 x Earphone 1 x Instruction Manual