ESRA Wireless Bluetooth Noise Reduction Sweat proof Running Stereo Headphone with Ear buds for iPhone, Android and Other Bluetooth Enabled Devices (Blue) Super sonic technology based designed, created with high quality electronic audio materials which can deliver and provide perfect and amazing sounds 100% responsive Bluetooth headset, consist of tiny microphone, battery and ear bud, easy and convenient modes in single press Supports both IOS and Android operating system, receive and make a phone call, powered by rechargeable mAh battery in super lightweight stylish casing surface Keep you going any time anywhere, enjoy your activity for running, walking, biking, exercise and any related workout without any heavy load of huge headset Package content:ESRA S5 headphone, USB charging cable, 4 x Earhooks, 6 x Ear buds, One small bag, User manual