W50 Cute fun BT headphones, Bluetooth 5.3 chip: JL AC6925F, Battery capacity: 400 mAh; Charging time: 2 hours, Usage time: 12 hours, Dimensions: 187*165*79 mm; Weight: 185 g, Supports Bluetooth, TF card, AUX and other modes, Supports Chinese and English prompt sounds: double-click the power button when not paired"