Item Type: Digital Voice RecorderMaterial: ABSRecording Mode: Turn On to Recording, Turn Off to SaveRecording Format: WAVPlayback Format: MP3, WMA, WAVBuilt in Li Polymer: 3000mAhPackage List1 x Digital Voice Recorder1 x Charging Cable1 x Headset1 x Manual1STRONG MAGNETIC ADSORPTION: Digital voice recorder built in strong suction magnet, has a very strong magnetic adsorption, free your hands, easy to use. 2LONG WORKING TIME: Voice recorder can record 500 hours continuously, standby 365 days, for large capacity (storage recording 90 hours). 3SUPPORT MULTI FORMAT: Portable voice recorder can not only listen to in real time, but also support MP3, WMA, WAV playback, support fast forward and backward playback. 4BUILT IN TIME CHIP: MP3 voice recorder built in time chip, with automatic time synchronization function, recording files named after time. 5ONE BUTTON RECORDING: Smart voice recorder with one button recording design, support for headphone cable control operation, with delete function and LED light indication. 6SOUND CONTROL: ADPCM recording 192Kbit, optional voice control recording 50DB, automatic split recording, loop overlay recording.