This Mpow Bluetooth Headphones are right around your neck when you need them Take Music around Your Neck Thanks to the neckband design you won’t have to dig through your bag or pockets when you want to listen to some music or make a phone call Shark-Like Magnetic Earbuds The built-in magnet attracts your earbuds when you don’t need them so you don’t worry that the earbuds will be intertwined More Stable and Faster Connection Featured with the latest and greatest Bluetooth 5 0 you can enjoy a more reliable and faster transmission at the range of 50ft (15m) Superior Music Sound Quality and Clear Phone Conversation Bassup Technology and 8mm micro speaker enable you to get a superior and natural sound with a detailed bass response and CVC6 0 noise suppression helps you hear every word of your hands-free callings Simple Operation with Three-Button Control Three buttons simplify the operation and make you control your music and calls easily Snug and Stable Fit Four sizes of ergonomically designed earbuds (XS S M L) keep your earphones in a perfect fit for all day wearing More Music and Talk Time Up to 18 hours of battery life and 450 hours of standby time from only 3 hours of charging Every Mpow product includes a 45 days money back & 18-month Specification Bluetooth Version 5 0 Battery Capacity 220mAh Music Time 18H Standby Time 450H Charging Time 3H Connection Range 50ft (15m) Packing List 1x Mpow Bluetooth Headset 1x USB Charging Cable 4x Ear Tips (XS S M L)1x User Manual