[Wireless 5.0 & Compatibility]BT5.0 connection can realize faster transfer speed, longer transmission distance, lower power consumption, more stable transmission of data, strong compatibility, suitable for almost all BT-enabled devices., [Hands-free with Mic]It ensures HD calls even in noisy environments. It can liberate your hands and make calls even when driving. The left and right Headset can be used separately or in pairs, you can also connect two mobile phones separately to meet your different usages., [Long Using]Comes with a large capacity charging compartment (300MAH). Put it in the charging compartment for a while, and resurrect with blood to continue with you, both ears have a long battery life of 2-3 hours, connecting low power consumption.,