[Multi - function, one machine with multiple uses]: USB drive/Recording pen/MP3 player/E - book/Speaker/View pictures [One click start recording,Simple and fast]: No need to power on first, quick startup, recording faster. [1536kbps High definition lossless recording]: High definition lossless recording, easy to record classroom lectures, training speeches, conference records, etc [Recording duration segmentation Segmented saving]: Recording can be saved in segments, with the option to set (30-300min)time division according to requirements [Automatic timed recording ,Timed cycle setting]: Set recording start/end time, and also set periodic recording Product model:M23 display:0.85 inches speaker:YES Battery capacity:280MAH Recording time:50 H Play time:20 H Charging time:1.5 H Product weight:22.4g Colour: As Shown Material:ABS Memory:64G Package Contents: 1 * USB Voice Recorder Only the above package content, other products are not included. Note: Light reflection 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.