MyCross M3 Bluetooth 4.1 Wireless Stereo Sports Sweat proof Headphones Headset with Built-In Mic for Running, Hiking, Exercise. This Wireless Sports Running Sweat proof In-ear Stereo Headphone has Hi-Fi Sound, Hands-Free Calling. Compatible with Samsung Galaxy, Note, Edge, Gionee, Intex, Karbonn, Lenovo, iPhone, Nokia, Nexus, Oppo, Vivo, Coolpad, One Plus, Moto, Sony and All Android Mobiles Bluetooth Headset with Volume Control Button. Latest Wireless Bluetooth 4.1 Technology, clear sound, ideal for high-quality music while running, jogging, cycling, skating, etc. Good noise isolation to create the optimal environment for listening to your favorite tunes, built-in microphone with noise cancellation for clear calling and friends chatting Sweat-proof, light weight and ergonomic design to enhance your comfort; comes with interchangeable buds and ear hooks for secure and personal fit when walking or exercising Built-in rechargeable Lithium Battery, Works with iPhone, iPad, Android and Windows Smartphones tablets and other Bluetooth devices Pure Sound In-ear white noise and listener fatigue reduction. Eliminates the white noise and delivers a clean audio experience offering hours of pure enjoyment. High-fidelity stereo music and clear speech, You can begin enjoying CD quality stereo sound instantly. Pair in a few seconds with your smartphone, tablet, or music player, and let your favorite music and podcasts drive you forward. Coming with interchangeable ear buds and hooks, the headset will stay comfortable in your ears even when you are moving around.