Cutelook Bluetooth Headphones, Sports Sweatproof Bluetooth In-Ear Earbuds with Noise Reduction British import CSR4.1 Bluetooth chip ,Sweatproof -Premium Sound with BassBlack and Red With Ergonomic design and silicone ear hooks, Bluetooth Headphones are secure behind your ears and rest comfortably in the ear canal. Premium soft smooth silicone gel surface helps sweat proof. It is great for Gym, Running, Jogging, Hiking, Cycling, and impact Sports. The in-ear design offers incredible sound quality with deep bass and crystal clear treble, no matter your taste in music. Works great for soundtracks, audio books, relaxing sounds, and even techno music. With CVC 6.0 technology, the Bluetooth Earbuds reduce background noise, so you can focus on your favorite music, no matter where you are. We give you the power of Bluetooth V4.1 technology for seamless syncing to your favorite wireless devices, including iPhone, iPad, Android cell Phones, Windows Phones, and more up to 10 meters 33 feet. Allows you to conveniently answer calls or listen to music