Item Type: USB Recorder Material: ABS Recording Format: WAV Music Format: MP3, WMA, WAV Built in Polymer Lithium Battery: 120mAh1Voice Activated: USB recorder support voice control, with sound recording, no sound pause recording, effectively avoid the waste of storage space. 2Multi Function: Mini recorder can record in a variety of special environments, not only a recorder, but also U disk, MP3, to meet your needs for a variety of uses. 3Noise Reduction: The use of professional master control program to remove the noise interference of the sound source in the recording process, highly restore the sound source. 4One Key Operation: USB voice recorder is easy to use, convenient to operate, gentle push the button to turn on and record, push again to turn off and save automatically. 5Low Battery Save: When the system detects low battery, the recorder automatically saves the file and then shuts down to ensure that the recording data is not lost.1 x USB Recorder 1 x Earphone 1 xInstruction Manual