JOKERET Wireless 4.0 Bluetooth Sport Headset Running Microphone Earphone Earbuds with Mic New Design 2015 for iPhone, Samsung Cell Phones Other Bluetooth Device(Green) (BLACK) Bluetooth technology,the signal strength is nearly twice times than the general bluetooth headset in the market. Awesome portable and lightweight wireless headset can be stay in your ears comfortablely. Only need to pair once and easy to pair, beeps when it is running low Universal device compatibility: the Kinetic Series Headphones are compatible with most Bluetooth-enabled phones, and reduce external sound. Simple-to-use: control all functions of your music (volume, sound, song selection) and calls from your phone via our simple-to-use user interface on the headphones themselves. With medical-grade biological silicone ear pieces and ear hooks, it is an awesome portable and lightweight wireless headset can be stay in your ears comfortablely.Sweat-proof and durable design make you enjoy your music at anytime and anywhere.