Innoo Tech Bluetooth Headphones Wireless Sport Swift Noise Cancelling Headset Stereo Earbuds Sweatproof In-Ear Earphones with Mic Compatible with iPhone 6 6 plus 5S 4S Galaxy Android Phones Fantastic Sound -- Our bluetooth headphones defines elegance and functionality, equipped with bluetooth 4.1 in headphones and CVC 6.0 intelligent noise cancelling, providing crystal clear sound in ear. Get Your Comfort Fit -- This Bluetooth Headphone comes with 3 pair of ear tips and ear hookswhich designed to be softer and stickier to your ears, comfortable to wear. Universal Device Compatibility --- Our headphones are compatible with most bluetooth-enabled devices & apps. An innovative one-to-two technology allowing the headphones to connect two devices at the same time. Simple to Use --- Control all functions of music (volume, sound, song selection) and calls the last dial number from phone on the headphones directly. Long Stand-by--- The earphones have a high-quality polymer battery that gives up to 175 hours of standby time. The earphones can provide 5-7 hours talk time from a 2 hour charge