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
