Exercise is good for the body， but if you listen to music while exercising， you brain will even work better. People not only like listening to music while exercising， but also don't want to miss any important calls while exercising. With this new Sweat-proof wireless Bluetooth 4.0 Sport Headset; you can easily realize the two thoughts and control your music and calls by the button of the headset. And， its hands-free function can set free you hands from answering the call during exercise & travel. Moreover， the Sport Headset with a high-grade built-in microphone and speaker can offer you wonderful music and clear communication. Its lightweight and compact portable size is perfectly suitable for jogging， mountain-climbing traveling， hiking and other sports. Features:Uses the renowned Stereo Bluetooth 4.0 chip to ensure high-fidelity sound quality and stable performance. Built-in high-sensitivity microphone with DSP technology. Noise reduction & Echo cancellation. Premium audio for your smart phone or tablet.High fidelity and stereo model make you enjoy wonderful music. Has streamlined appearance and support hands-free call.Thoroughly set free you hands from answering the call during exercise.Integrated Multi-point Technology: Can simultaneously connect two smarts phone. So you can seamlessly switch between your business and personal phones. Compatible with almost all Bluetooth-enabled mobile devices such as， for iPhone6 6Plus 5S， for Samsung S6 S5 S4 / Note 4 3 2， for HTC One， Tablet PC， Laptop， etc.Enjoy music wirelessly， easy to switch between calls and music， you will not miss any incoming call whilst listening to music. Supports answering the incoming call， adjusting the volume and previous/next songs， etc. Up to 6 hours of continuous talk time and 5 hours of music playing rime，and 60 hours of Standby Time per charge cycle. Mini size， portable and suitable for sport such as jogging， mountain-climbing and other sports. Specifications:Bluetooth Chip: VimicroBluetooth Version: Bluetooth 4.0 + EDR Bluetooth profile: HSP， HFP， A2DP， AVRCP Bluetooth working range: 10mRechargeable battery type: Li-ion batteryFrequency Response: 20 ~ 20KHzTotal Harmonic: Distortion: < 5%Sensitivity: 104dB spl / Mw @ 1KHzBluetooth working range: 10mRechargeable battery type: Li-ion batteryTalk Time: 5 hours Music Play Time: 6 hoursStandby Time: 60 hoursCharging Time: 2hoursColor: Black， White (Optional) The headset cable length: 58cmMain item weight: 12g / 0.45ozPackage size: 20.5 * 10.0 * 3.0cm / 8.07 * 3.94 * 1.18 in Package weight: 73g / 2.58ozCompatible Models: For iPhone6 6Plus 5S/ 5C/ 5/ 4S/ 4For iPad 4th， 3rd， 2nd， 1st， iPad MiniFor iPod Touch 4th/ 5th/ Nano 7Samsung Galaxy S5 S4 S3 S2， Note 4/ Note 3/ Note 2， Tab SeriesFor HTC One M7 M8 Desire X Series S VFor Lumia 800 820 900 920For Sony Xperia Z1 Z2For LG Pro 2 SeriesOr other Bluetooth-enabled devicesPackage list: 1 * Sport Wireless Bluetooth 4.0 Headset1 * USB Cable1 * English / Chinese User Manual