?Bluetooth 5.0 Technology? - Provides fast and stable pairing with mostly smart phones, tablets, laptops, MP3 players from up to 33' away. It can pair easily with two Bluetooth devices at once. With up to 8-10 hours of continuous calls and up to 7.5 days in standby mode, this Bluetooth earpiece lets you make reliable wireless calls throughout the day on a single 1.5 hours quick charge. ?Long Battery Life? - Our wireless headset with microphone for pc has strong battery lfe, enables you wear for 8-10 hours constantly talking time, it's a perfect choice for remork work, it is compatible to both android and IOS cell phones, tablets and computer. ?Convenient & Comfortable? - Our wireless headset is designed to fit in either ear, the retractable ear hook and flip-boom arm swivels and rotates for a comfortable and secure fit. Lightweight and comfortable enough to be worn for hours at a time. Ultimate comfort ear gels are available in 3 different sizes (one on the headset) to provide a snug, secure tailored fit. Unique high-end carrying case protects the headset from damaging and losing. ?Hands-free for Calling? - This Bluetooth earpiece with mic supports voice prompt function. Easily mute/unmute with the touch of a button. Voice alerts battery level, connection status, mute/unmute status, and even announce the phone number of income caller. Easy-to-reach buttons let you manage the music and call hands-free. ?Noise Cancellation Microphone?- Our bluetooth earpiece is built-in HD microphone with advanced CVC6.0 noise reduction technology blocks out disruptive background noise like wind, traffic or crowds, offers crystal clear audio and natural sound, allows you to enjoy high quality music and clear phone calls wherever.