Features:<br />1.  designed for sports usage ・ made by waterproof material・ ergonomic innovative and waterproof sweatproof design ensures this headset is comfortable and secure for sports ・running ・jogging ・walking ・exercising・etc.<br /> <br />2. Stylish looks and built-in Bluetooth chip with HiFi Stereo earphones ensures you could enjoy high quality stereo bass sound.<br />Mini Portable Wireless headsets with built-in microchpone and great Noise Cancellation produces clear loud sound・ convenient and easy to answer and end the phones.<br /> <br />3. Bluetooth Version 4.1 supports hands-free with earhook・ it could connect two cellphones simultaneously・easy to pair.10 meter Bluetooth cover range. Compatible with most Smartphones・ iPhone・ iPad・ iPod・Android Phone All Bluetooth devices.<br /> <br />Technical specification:<br />1. Bluetooth ver: 4.1 CSR<br />2. talk time: 6h<br />3. music time: 4~5h<br />5. Standby time: 200 hours<br />6. charging time: 1.2 hours<br />7. Mic: Yes<br /> <br />Package: <br />1 x Bluetooth headphone                     <br />1 x USB Cable                     <br />1 x Earplug