1. Bluetooth 5.2; integrated circuit: JL AC7006F4
2. Battery capacity: 250 mAh; Charging time: about 2 hours
3. Usage time: 25 hours; Standby time: 120 hours
4. Dimensions: 182 x 177 x 76 mm; Weight: 163 g
5. Supports Bluetooth, TF card, AUX and other modes
6. Supports Chinese and English quick tone: double click the power button when not paired