1、Power Off Save: The mini audio voice recorder automatically saves your recorded files when it detects a low power level and then shuts off to ensure no loss of your valuable recording data. 2、Easy to Operate: Supports simultaneous listening and recording. Just plug in your headphones to listen to recordings or songs straight away. Allows direct song switching and volume control. 3、Compact Design: The recorder is small and inconspicuous, lightweight and portable for easy carry around, plug and play with no external drivers needed, offering easy usability. 4、One Key Recording: Two recording modes, voice activated and normal. In voice activated mode, starts recording upon detection of sound and pauses when no sound is heard, improving work efficiency. 5、Long Standby and MP3 Playback: Enjoy extensive standby time and MP3 playback capabilities along with your recording, making it a versatile tool for various audio needs. Item Type: Mini Audio Voice RecorderMaterial: Aluminium alloy Recording Method: Boot recording and save when power off Recording Format: MP3 Music Format: MP3/WMA/WAV Sampling Rate: 48KHZ Number Of Digits: 160KBPS Battery: 110mAh lithium battery (built in) 1 x Voice Recorder 1 x Earphone 1 x USB Charging Cable 1 x Instruction Manual