HIGHLIGHTS 【Bluetooth 5.0】Latest Bluetooth 5.0 chips guarantee high quality sound and provides you steady bluetooth signal and first-class sound quality with strong bass. 【Built-in microphone】Free your hands to all kinds of voice call when you are working/running etc. 【Convenient magnet】Built-in magnet attracts the earbuds when you don't need them, avoid losing,greatly decreasing the burden on ears and giving you a convenient storage way to carry around ,which makes you do not worry about the cord/wire dangles around your neck. 【Neckband design】Around-the-Neck Wearing Style With Body-contoured Fit. Especially for easy carrying for all day comfort. Ensures a 100% comfortable fit especially when you are running, cycling, exercising and staying at home. 【Long working time】Built-in rechargeable battery,which can support to up to 8hours continuous talking/music time and 220 hours of standby ona single charge. 【Flexible & Lightweight】weighs only 24g in flexible and soft material design, it can be bent to different neck sizes, 60% lighter than any other neckband headset ,proving you a comfortable fit.