Extremely Comfortable To Wear COMEXION Bluetooth headset features an omnidirectional rotating ear cap, made from a soft protein leather over the ear, with a large size adjustable headband (and a soft leather pad to reduce the pressure to your head), making it extremely comfortable to wear got long periods of time. Bluetooth 5.0COMEXION adapts the latest Bluetooth 5.0 technology. The transmission is faster, more efficient and stable. It can pair with 2 devices at the same time. Mute Function and Large Operation ButtonsOne press to mute, you can easily mute your voice during the call. COMEXION headset has large operation panel and large control buttons, which enable you to access the control features easily and accurately. Wireless/Wired Mode Optional Besides Wireless mode, it can be connected to your computer using the 3.5 mm audio cable, you may adjust the volume on the headset. It can work with devices those which has no Bluetooth function. Compatibility & Long Battery LifeCOMEXION headset can pair with most Android and IOS Bluetooth-enabled devices; 1.5 Hours charging can offer up to 30 hours continuous talking time and 400 hours standby time. Note The mute button can only used on cellphone, if you want to mute on Skype or other calling software on PC, please set it through software.