Bluetooth Headphones, Vivii Bluetooth Mini Lightweight Wireless Stereo Sports/running & Gym/exercise Bluetooth Earbuds Headphones Headsets W/microphone for iPhone 6, 6 Plus, 5 5c 5s 4 and Android Sweat-proof, durable design, Onscreen Battery Meter, Up to 5 hours of Talk/Playing Time and 145 hours Standby Time. High-fidelity stereo music and clear speech PureSound In-ear white noise and listener fatigue reduction. Eliminates the white noise and delivers a clean audio experience offering hours of pure enjoyment. Simple-to-use: control all functions of your music (volume, sound, song selection) and calls from your phone via our simple-to-use user interface on the headphones themselves. Universal device compatibility: the Kinetic Series Headphones are compatible with most Bluetooth-enabled phones, and reduce external sound.