Portable and Secure Fixation: The voice recorder is equipped with magnet ring, stable attachment. Small size, lightweight, can be placed in wallet or pocket for easy use when needed. Glass , not only beautiful appearance, but also stable and sturdy.Long Lasting Use: The digital voice recorder can store up to 500 to 1000 hours of recording files at 128kbps. Fully charged, it can record and play for about 45 hours, suitable for lectures, meetings, interviews.Versatile and Easy Operation: The voice activated recorder is easy to use, just press the switch to start and save the recording. Use the included headphones for playback, volume adjustment and file switching. The recorder can also be used as a USB memory. Simply copy the required data files to the recorder, no additional memory card required. Connect the for OTG adapter to play and download management files on your phone.DSP Noise Reduction: Built in highly sensitive noise reduction microphone, with DSP noise reduction technology, the Portable Voice Activated Recorder records human voice directionally, featuring perfect recording quality and stereo experience, allowing you to enjoy clear voice recording and playback.Recording File Management: The digital recording device has a time stamp function. Sound files are named in date and time format to make it easy to find and manage files. Recordings can be played on a computer or listened to using the equipped headphones.