1. Bluetooth 5.4; Chip: JL7006F4 2. Battery capacity: 400mAh; Charging time: about 2 hours 3. Usage time: 45 hours 4. Material: ABS； Size: 195 * 186 * 84mm; Weight: 210g 5. Supports Bluetooth, AUX and other modes 6. Support Chinese and English prompt sounds: double-click the power button when not paired 7. Interchangeable fabric ear tips
