USB interface: Type-C plug-in male interface Computer system support: for XP/VISTA/ 10 Headphone specifications: 3.5 port dual channel headphones Output power: 25mW@32 50mW@16 Full time: About 2 hours Model: X80 Screen size: 0.96 inches Appearance size: 82x22x18mm (including back clip) Built-in capacity: 64GB TF card extension: Not Supported Button operation: Touch button Main control chip platform: Actions 2157 Bluetooth: Bluetooth 5.3 Charging/transmission interface: Type-C interface Headphones: 3.5mm jack Battery capacity: 250mA Charging specifications: 5V/500mA Play time: The song plays for about 20 hours Recording time: approximately 22 hours Recording format: WAV/MP3 Audio format: MP3/WMA/APE/FLAC/WAV//ACELP E-book: Supports format USB Transfer: Type-C USB 2.0 Note:Due to different production batches, there are differences in printed labels, which does not affect usage. Colour:Gray Material:ABS Package Contents: 1 * data cable 1 * earphone 1 * MP3 player 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.