Item Type: Mini RecorderMaterial: ABSBuilt in Polymer Lithium Battery: 100mAhRecording Format: WAVPlayback Format: MP3, WMA, WAVPackage List1 x Mini Recorder1 x Charging Cable1 x Earphone1 x Instruction Manual1[Easy To Use] Compact recorder with one key recording, no complicated keys, with delete function, no need to connect to the computer to delete files. Support playback LED light indication. 2[Voice Activated] ADPCM recording 192Kbit, optional voice control recording 50DB, automatic split recording. When the sound is detected, it will automatically start recording to avoid long silent recording. 3[Multi Format Compatible] This mini voice recorder uses WAV recording format, supports MP3, WMA, WAV format playback, and supports fast forward and fast backward playback. 4[Timestamp Design] Pocket recorder with time stamp, recording file name named with exact time, easy for you to manage and organize files. Suitable for meetings, lectures, interviews, etc. 5[Pendant Shape] This recording device is made of premium ABS, electroplating process, simple black appearance, with lanyard hole, can be worn as a pendant, lightweight and portable.