E-POWIND Bluetooth Headphones 4.1 Wireless Sport Stereo Earphones In-Ear Noise Cancelling Sweat proof Headset for iPhone Samsung Galaxy S6 S5 and Android Phones. With Ergonomic design and silicone ear hooks, E-POWIND Bluetooth Headphones are secure behind your ears and rest comfortably in the ear canal. Premium soft smooth silicone gel surface helps sweat proof for Gym, Running, Jogging, Hiking, Cycling, and impact Sports & more. Support to iPhone 6/6S, 6S Plus, 5 5c 5s 4s,iPad Air, Samsung Galaxy S6,S5,S4,S3 Note 4 3, HTC M9 M8 M7,LG Flex 2 G3 G2, Apple watch and Other Bluetooth Android IOS Smart Cell phones/Devices and more up to 10 meters 33 feet. Our Bluetooth headphones can offer incredible sound quality with deep bass and crystal clear treble when you listening the music. Works great for soundtracks, audio books, relaxing sounds, and even techno music. These Bluetooth headphones for iPhone 6, Android phones & tablets and other Bluetooth devices can pair with 2 different devices simultaneously Built-in polymer lithium battery(80mAh), up to 175 hours of stand-by, up to 5 hours of calculating conversation time and 2 hours charging time.