Bluetooth Headphones 4.1 Wireless Running Exercise Sport Stereo In-Ear Noise Cancellation Sweatproof Headset with Mic for iPhone Samsung and Android Phones (Blue) Create the optimal environment for listening to your favorite tunes, reduces outside noises and enables clearer sound from microphone.You can get high quality,hands-free phone conversation even on the street or inside shopping mall. Easy to Pair and Play, Get Started Simple and Quick: inserted with the newest V4.1 chip.This earphone could be easily and quickly paired with your Bluetooth enabled devices as iPhone, Samsung, ipad, ipod, LG. Ultra-light & Unique Sports design earhooks, ensure the headphones stay stable in your ears and yet not a burden for you when you in the gym, running, jogging riding bikes or other sports. The simple user interface on one of the earphones allows you adjust the volume, play/pause, select songs and answer/hang up calls completely effortlessly. With built-in large capacity battery, you can get 6-8 hours talking/playing time, and about 180 hours standby time.