Bluetooth Headphone, Blled Wireless Noise Cancelling In-Ear Earbuds with MIC and High Quality Stereo Sound Earphone (Black) Secure fit earbuds:Sweatproof and corrosion resistant,no damage to circuit. Exercise earbuds:Providing steady bluetooth signal and Longer battery life. Workout Headphone:Crystal clear sound and lossless music,incomparable sound quality in your ears. Bluetooth running headphones running:5 detachable crescent-shaped ear-hook and Soft silicone rubber eartips (S/M/L) for secure wearing.Ultra light,Only 0.5 oz,designed for comfortable. Latest Bluetooth 4.1 technology with up to 5 hours of continuous talking / music time; easy and fast pairing with smartphones and tablets; compatible with iPhone 6, 6s, 6 Plus, 5, 5c, 5s, 4s, iPod, iPod touch, LG G2, Samsung Galaxy S5 S4 S3 Note 3 and other Android cell phones.