Comfortable Experience: Bone conduction Bluetooth V5.0 headset is small and portable, do not put in your ear, which prevents ear sweating and bacteria growth. It is very safe to free your ears and hear the sounds around you in this way.Great Technology: Allows the ears to be open to ambient sound, suitable for runners and cyclists, great stability while exercising. Bluetooth V5.0 technology enables fast transmission and smooth connection. The headsets are compatible with most Android / IOS / Windows devices.Wild and Stellar compatible battery life: connectivity with exceptional sound quality and clarity, up to 10 meters from phone, iPad and other peripherals, built-in microphone, clear calls. Working time varies depending on volume and audio content.More Function: Bone conduction wireless headset Provide hands-free call / answer and listen to music (HD stereo sound quality, comfortable, no ears, no sweat)Online MIC and Volume Control: Online control of Mic and Volume buttons, you can enjoy hands-free phone calls, adjust volume and easily manage previous / next tracks.