Bakeey B9 TWS bluetooth 5.0 Wireless HIFI Sport Earphone Gaming Music Headset For Mobile Phones

Product features 1 Second generation bluetooth5 0 chip2 LED smart cool button light3 9D stereo HIFI bass surround4 Graphene film speaker5 Full metal casing6 Magnetic pull out charging box7 Ergonomic design will not fall when worn on the ear8 Life waterproof no matter whether it is sweat in the gym or outdoor sports in the rain it will not cause damage to the headphones 9 Support single binaural use left and right headphones have built in microphones for independent voice calls 10 The ergonomically designed headphone head with soft natural silicone earmuffs will not cause ear pain and other bad conditions even if you wear the headphones for a long time Product Parameters Product Name B9 TWSbluetoothversion bluetooth5 0Music call duration 3 hoursCharging box can charge the headset 4 5 timesCharging box capacity 300mAh polymer lithium batteryHeadphone single ear capacity 60mAh polymer lithium batterySensitivity 120dBImpedance 32bluetoothtransmission distance 10 metersCharging voltage 3 7Vbluetoothdecoder ACCPackage Included B9 TWS bluetoothHeadset 2 left and right ears Original full metal case charging box 1Natural silicone earmuffs 3 pairs large medium small Instruction manual 1USB charging cable 1