✅【Leading Noise Canceling Technology】Wantek bluetooth wireless headset with microphone can block 99.8% of background noise, so you can hear clearly wherever you are | ✅【Stable Connectivity & Wireless Range up to 33 ft/10 m】Wireless headphones with microphone use mature Bluetooth 5.3 technology and provide a 33ft wireless connection to your computer, pc, tablet, cellphone, and any bluetooth devices (Supports connecting 2 devices simultaneously) | ✅【Long Battery Life & Exclusive Charging Base】Wantek plug-and-play charging base provides convenient charging and storage solutions. Charging for 2 hours can provide up to 50 hours of working time and 400 hours of standby time for the computer headset with microphone | ✅【Comfortable Earmuffs & 270° Rotatable Microphone】2.78 oz ultra-light, breathable wireless headphones with microphone ensures all-day comfort, with an adjustable headband that fits any head shape and won’t slip off your head | ✅【Easy Control & Dual Bluetooth Connection】Easily answer/end calls, mute, and adjust the volume using the intuitive controls on bluetooth headset for cellphones. Dual connectivity enables you to connect the wireless noise cancelling headphones to two smartphones at the same time to increase availability for customer calls