Wireless Headphones Earbuds, bluetooth headset for iphone 6, Toullfly&reg; Noise Cancelling earphones with microphone, sweatproof earbuds bluetooth sport headphones (Blue) Portable, lightweight and sweat-proof design Built-in rechargeable Li-ion battery and microphone Sweat-proof: effectively prevent sweat and rain interfere with headset operation Clear bass resonance, CVC wind noise reduction, and superior sound isolation Caller report,Remote camera, line control answer/hang up/rejection/on-off, redial, mute, volume adjustment, Chinese-English shifting, intelligent one-driving-two, music pause/play, up and down song switching