1. Bluetooth 5.3 chip:JL7006F42. Battery capacity: 800mAh Charging time: about 2 hours3. Use time: 90 hours Standby time: 200 hours4. Material: ABS;Size: 204*174*82mm Weight: 262g5. Support Bluetooth, AUX, TF card mode6. Support Chinese and English prompt sound: double-click the M key when not paired7. 90 hours of long battery life