Features: <br />♥ BLUETOOTH 4.1 <br />Bluetooth Version 4.1 supports hands-free with earhook， it could connect two cellphones simultaneously，easy to pair.10 meter Bluetooth cover range. <br />Compatible with most Smartphones， iPhone， iPad， iPod，Android Phone All Bluetooth devices. <br />♥ SWEATPROOF <br />Bluetooth Earphones was designed for sports usage， made by waterproof material， ergonomic innovative and waterproof sweatproof design. <br />Ensures this headset is comfortable and secure for sports， runningl， jogging， walking， exercising， etc. <br />♥ LIGHT WEIGHT <br />Light weight and coming with interchangeable ear buds and hooks， the headset will secure fit behind your ears and rest. <br />Secure Ear Hooks Design with Cable Clips.<br />♥ BUILT-IN MIC <br />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 />Specification: <br />- Bluetooth: V4.1 <br />- Color: Black， Blue， Red， Yellow <br />- Wireless Range: 10 m <br />- Battery capacity: 70 mAh <br />- Charging time: About 1~2 hours <br />- Talking time: About 6 hours <br />- Music listen time: About 4~6 hours <br />- Support agreement: HFP/HSP/A2DP/AVRCP <br />- Fit for: universal bluetooth earphone for most mobile phones <br />- Size: 72cm/28.3" <br /><br />Package included: <br />1 x Bluetooth headset <br />1 x USB cable<br />1 x User manual