Specification: Item Type: Digital Voice Recorder_x000D_Material: Aluminium Alloy_x000D_Recording Mode: Power on Recording, Power off Saving_x000D_Recording Format: WAV_x000D_Playback Format: MP3 WMA WAV_x000D_Built In Lithium Polymer Battery: 110mAh Features: 1PREMIUM MATERIAL: The voice activated recorder is made of premium CNC aluminium alloy and is robust and durable. 2RECORDING FUNCTION: ADPCM recording 192Kbit, optional voice activated recording 50DB, automatic split recording, loop overlay recording. 3EASY TO USE: Recording files are named by time, easy to find. Black in colour, highly concealable and ultra small in size. 4MULTIFUNCTION: Digital voice recorder adopts one click recording, delete function and playback LED indication. 5MULTI FORMATS: Digital voice recorder supports MP3, WMA, WAV playback, fast forward and backward playback. PackageList: 1 x Recorder 1 x Earphone 1 x Instruction Manual 1 x Charging Cable