【Advanced bluetooth technology】----cocolevis GL1 Bluetooth Headset features 2 microphones our wireless headset adopts Bluetooth 5.0 and the latest CVC8.0 technology blocks out disruptive background noise like traffic ,crowds or wind, , offers crystal clear audio and natural sound, allowing you to enjoy high quality music and clear phone calls | 【CONVIENENT AND COMFORTABLE】----Ultimate comfort ear gels are available in 3 different sizes (one on the headset) to provide a snug, secure tailored fit. And can be turned and rotated to ensure a firm fit. Lightweight, comfortable, close-fitting, safe, and tailor-made for you, you can wear it for hours at a time. | 【SUPERIOR POWER】----With Up to 6 hours of continuous talk time &12hours of continuous listening music .160 hours super long standby time.Magnetic charging around 1-2 hours for full charged The Bluetooth Headset 5.0 large-capacity battery is the best companion for getting on the plane, express delivery, rider delivery, travel, going out, driving, and more. | 【Stable connection】----Hassle-free cocolevis bluetooth headset can be connected to 2 devices at the same time and both devices can play music/call/play games. The bluetooth headset is compatible with all of the bluetooth devices. | 【100% satisfaction】---- We offer 12 months warranty. If for any reason you're not completely satisfied with our wireless Bluetooth headset, please don't hesitate to contact us. it's our desire to do our best effort towards your satisfaction!