Adopt professional voice recorder chip Actions ATJ2127, support high-definition lossless linear recording 1536Kbps. You can record with one button, support voice-activated recording and recording monitoring. Support timing recording, set recording time more rationally. Support lossless music formats such as MP3/WMA/FLAC/APE. Support loop function, A-B segment repeat function and other playback functions. Digital products integrating voice recorder, MP3, and flash drive. Built-in high-fidelity speakers, directly put out the sound, share the wonderful sound as you like. Long-time recording, built-in super-capacity polymer battery. It has the function of automatic detection and protection of low battery voltage, and automatically shuts down after 5 minutes of standby. It has a password boot function to protect the internal data of the machine and prevent leakage. Support USB 2.0 computer connection, convenient to upload and download voice or music. Bookmark positioning function, you can listen to the middle section of music/recording at any time. Support playback speed adjustment function. Support OTG function. (Note: There must be a mobile phone that supports OTG) Turn off at regular time, don't worry about power consumption. RAM: 8G/32G/16G Colour:black Material:Zinc alloy Size:13x7.4x4cm Package Contents: 1x Voice recorder 1x data cable Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.