Effortlessly stay connected with the LENYES Wireless Headset LH82 Black. With its advanced wireless technology, you can enjoy crystal clear audio without the hassle of tangled wires. Perfect for on-the-go or hands-free use, this headset offers convenience and superior sound quality. Specifications Wireless :V5.1 Battery :3.7V, 300mAh Speaker: 40mm Playing time :20 hours Talking time :15 hours Standby time: about 30 hours Charging time :2.5 hours Features: Bluetooth playbackAUX audio jack Charging interface :Type-c Wireless working range :10m Horn sensitivity :105dB@1KHz Support protocol :HFP,HSP.A2DP impedance :64Π Horn frequency :20Hz-20KHz Material :ABS+PC material +PU leather earmuffs