Hands-Free Call & Mute FunctionActivate Siri, and Google Assistant to allow you to easily answer, end, or reject calls, freeing your hands. Besides, the mute button on the Bluetooth earpieces can easily mute. During important business meetings, when there is an incoming call, you can activate the mute function at any time when answering, to prevent the other party from hearing, to protect your company's secrets, and then continue the meeting. Bluetooth 5.3Adopted Bluetooth 5.2 technology provides you super clear voice for talking. You can move freely with up to a 130ft (40 m) range, which gives you up to 4X the range of other Bluetooth headsets. Fast and easy to pair two devices at once.Compatible with iPhone, Android, tablets, laptops, and other leading smartphones. 30Hrs Working TimeSupports 10 hours of continuous talking and 216 hours of standby times in 1.5 hours single charge. And charging case battery up to 20 hours.its convenient for you to travel for a long