- Bluetooth: 5.4; Chip: JL7006F4-2. Battery capacity: 400mAh; Charging time: 2 hours-3. Usage time: 46 hours-4. Material: ABS；Size: 198 * 153 * 81mm; Weight: 196g-5. Supports Bluetooth, AUX and other modes-6. Support Chinese and English prompt sounds: double-click the power button when not paired