Selectec Bluetooth Headphones Stereo Music Sports Runner Headset for iPhone 7 / 7 Plus / 6s Plus / 6s / 6 Plus / 6, iPad Pro / Air 2 / Mini 4 2, Samsung Galaxy, LG,BLU, PS3 Smartphone Advanced bluetooth 4.0 technology (fully backward compatible) for longer playing time, the headphone ensure high-fidelity stereo music and clear speech via Noise reduction within 10 meters. Fast and easy pairing with all bluetooth enabled devices such a iPhone, smartphones, tablets; the simple user interface on one of the earphones allows you adjust the volume, play/pause, select songs and answer/hang up calls completely effortlessly. Long lasting usage, the powerful rechargeable battery need to charge about 3-4 hours, it allows up to 9 hours talking time, 8 hours music time and 180 hours standby. Comfortable, portable and secure design, curved arc in-ear design beyond traditional and soft silicone ear buds provide ulitmate comfortable and ensure secure for use by cyclists, runners, joggers, commuters and walkers or even relaxing at home. Lightweight and durable, it will not cause any burden to the ears, but providing lasting wearing comfort and convenient to carry, and full Control, it can pair two phones at the same time, allow you answer the phone anytime and anywhere.