Bluetooth Headphones: Wireless Stereo Back Hang Headset Lightweight Mini Sports Running Gym Exercise Earphones Earpiece with Microphone & Rechargeable Li-ion Battery for iPhone 6, 6S, 6 Plus, 5S, 5C, 5, 4S, 4, iPad Air, Ipod Touch, 5, 4, 3, 2, Retina Mini 2, Samsung Galaxy S5, S4, S3, Note 2, 3, Tab 3 and more Smartphones and Tablets Cutting edge technology allows for up to 8 hours of continuous play on a single charge thanks to an upgraded rechargeable li-ion battery. You get enhanced audio and bass response and delivers crystal-clear high notes, super dynamic mids, and deep bass. These premium Headphones offer a patented, Back Hang design that keeps them locked into place for your high energy activities. Featuring on-ear music/call controls saving you the trouble of removing the headphones during your sporting events or workouts. 40% smaller than the average headphones on the market, and half as heavy. Exclusive noise reduction technology that eliminates white noise and delivers crystal clear sound with impressive bass; a true audiophile experience.