YINENN 760 Bluetooth Headphones Wireless Headsets With Sports Neckband And Microphone-White&Green Sports Design.Ultra-light headset ensure the headphones stay stable in your ears and yet not a burden for you when you in the gym, running, jogging riding bikes or other sports. Noise Reduction.Sports Earphones deliver deep and rich sound,great noise isolation system allows you to hear your breath and favorite music but nothing else. Long Battery.Outstanding long battery life.With LED indicator light to tell whether it in matching the digital equipment or charging the headphone. Multi-function.You will never miss any phone call when you are doing exercise or even in a noisy place,support and vibrating call alert; Volume +/- , Previous/Next song. Easy to Pair. Fast connection-pairing is just easy and quick with a simple switch button.Compatible with bluetooth enabled device: Smart Phones.