- Bluetooth 5.4 chip: JL JL7006F4-2. Battery capacity: 800mAh; Charging time: 2 hours-3. Use time: 90 hours; Standby time: 200 hours-4. Material: ABS；Size: 19518584mm; Weight: 198g-5. Support Bluetooth, TF card, AUX and other modes-6. Support Chinese and English prompt tones: double click the function key when not paired