Excellent Sound Quality Simple Operation: This recorder has upgraded to a more sensitive microphone, which means you can enjoy better sound quality. Simple three-key recording, saving and playback make it very user-friendly.AB repeat function: This is a great function to help you learn the language from the selected start point A to end point B to review the course. You no longer need to back up or forward to listen to the words.Voice activated recorder: Set the recorder to voice activated recording and only capture spoken words. Now there are no more noises or silent fragments in your recording. Effectively save recorder space and your listening time.Easy file transfer: Mac compatible audio recorder. It supports saving files in MP3 or WAV format. You can easily transfer files by connecting to a computer with the included Micro USB cable. )MP3 player: not only a mini recorder, but also a music player. Help you relax after a meeting, class or tiring reunion.