High quality zinc alloy body: it is strong and firm, but small and light. It can be easily placed in the palm, pocket or wallet for easy access and transport.Excellent Recording Equipment: The recorder uses professional acoustic DSP processor with built-in intelligent noise reduction chip to ensure high-quality audio experience and one-touch recording storage design. 1536Kbps voice resolution (much better than 192kbps) Clear recording, you will get ultra clear recording.Voice Command Recording: Configure the voice command function to record only when the teacher is speaking, reducing silence and whispering clips, saving space and time. Easily record your appointments, meetings, interviews, speeches, meetings ... Easily transfer files to MAC or PC: Simply connect the burner to your computer via the included USB cable, then drag the files to your PC. It's really easy Convenient functions: AB repeat playback function, useful for language learning, etc., playback speed adjustment function, recording division function which can not delete all important recording content for a long time period and time recording function that automatically starts recording.