[High sound quality & voice activation]: The voice recorder is an upgraded digital voice recorder, a higher sensitivity microphone can provide clear 3D voice recorder sound, and a voice recorder with built-in speakers, it is a voice-activated recorder that picks up very well, only catching the spoken words . There are no more silent whispers or fragments in the recording, which effectively saves space and time.[Easy operation and portable design]: There are three big buttons for recording, saving, play/pause, the operation of the recorder is easier, and the back of the recorder also tells you the function of each button. User-friendly, perfect and compact recording device, is a great pocket recorder, easy to carry.[AB repeat function has a wide application range]: You can start from point A to point B in the recording file. The sound recorder is powerful, which is more conducive to helping you repeat forgotten or important information. Meetings, lectures, classes, interviews, etc. Convenient working tool.[Large capacity storage, long battery life]: The built-in rechargeable lithium battery can provide 21 hours of continuous recording, each time it is fully charged, and the digital recorder with playback function can continue for 8 hours through the earphone. This is a reliable tape recorder.[MP3 player & easy file transfer]: The voice recorder can be used as an MP3 player, and you can enjoy music after studying or having a meeting. The recorder supports recording of files in MP3 or WAV format. It is also a removable flash drive, you can transfer and use a USB data cable to connect to the computer to easily save files.