Feature��Exercise is good for the body as well as psyche， 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 wireless Sport Stereo Bluetooth 4.0 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. Moreover， this Sport Headset is light in weight and portable， and has a high-grade built-in microphone which can offer you wonderful sound quality. It is perfectly suitable for jogging， mountain-climbing and other sports.Specifictions:Sweat proofOne-touch NFC pairingBluetooth 4.0aptX Bluetooth HD audio technology20 hours working without recharging6th Gen CVC noise reduction technologySmart Voice alertsIncoming call vibration alertsPair two devices and take call from eitheriOS displays headset power meterTalktime: 20 hoursMusic time: 20 hoursStandby time: 300 hoursBluetooth profiles: A2DP/HFP/HSP/AVRCPSolution: CSRNoise reduction: CVC noise reductionWireless range: 10mPackage Included:1 x BM-170 Bluetooth Headset1 x Ears Caps1 x USB cable1 x Manual