1. Material: ABS, electronic components
2. Bluetooth: V5.0
3. Effective distance: 10 meters
4. Battery: 1200mAh lithium battery, 2200mAh lithium battery
5. Charging time: about 1-2 hours, about 2 hours
6. Playing time: about 8 hours, about 16 hours
7. Operation mode: button
8. Playback format: MP3
9. Support format: TF card
10. LED LCD full screen, can be used as a mirror
11. Three-level brightness adjustment, use as you like
12. A variety of playback methods, you can choose freely
13. Trapezoidal 85-degree slope design, easy to watch the clock
14. Dimensions: 14.5 x 6.8 x 5.4 cm
15. Weight: about 315 grams