Noise Reduction Design: With built-in DSP noise reduction chip, it can restore the original sound for ultra-clear recording and provide exceptional sound quality One-Button Recording: It features one-button recording, making it easy to use No Fear of Power Outages: Automatic saving when powered off. When the system detects that the battery is low, the voice recorder will automatically save the recording in advance before shutting down to ensure that the recording data is not lost Intelligent Voice-activated Recording: If you hear it, you can record it. Automatically record when there is sound and also save time to play back and filter useless clips Display Screen: Support TXT and other E-book formats on the screen, you can add bookmarks. It can automatically turn the page. Support playing music while reading E-book MP3 Player: Comes with a wired headphone, plug in the recorder, making it turn into an MP3 player to enjoy music Practical Gift: A useful gift for students, professors, teachers, businessmen, and anyone who needs to record usually Wide Application: It's ideal for lectures, meetings, interviews, speeches, class, business, and study Specification: Main material: zinc alloy Battery capacity: 230mAh Recording time: about 20h Playing time: about 21h Charging time: 2h Screen size: 1.69 inches Weight: 43.9g Size: 53*53*13mm