Feature 1NOISE REDUCTION: Digital voice activated recorder uses 8 core DSP active noise reduction chip, recording more clearly. Lossless sampling of recordings. 2VOICE ACTIVATED RECORDING: MP3 voice recorder automatically record when there is sound, save storage space, but also save time to play back filtering useless clips. 3BUILT IN TIME CHIP: Digital voice recorder built in time chip, synchronized with the time, recording files named after the time, file management at a glance. 4POWER FAILURE AUTO SAVE: When the system detects a lack of power will automatically save the file before shutting down the computer to ensure that the recording data is not lost. 5SCHEDULED AUTOMATIC RECORDING: Just set the recording start time and end time, you can achieve automatic recording, you can also set the periodic recording (such as: single, daily, etc.).Item Type: MP3 Voice RecorderMaterial: Zinc AlloyRecording Format: WAVPlayback Format: MP3 WMA WAVBuilt In Polymer Lithium Battery: 150mAh .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x MP3VoiceRecorder1 x Earphone1 x Charging Cable1 x Instruction Manual