Active Noise Cancelling Headphones，Tronsmart Bluetooth Earphones Earbuds Superior Sound Neckband Headset with 15 Hours Playtime and Built-in Microphone(Noise Reduction) for iPhone and more-Black<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> 【Active Noise Cancelling】Reducing ambient sound by up to 28dB， Blocks out 95% of background noise with our advanced noise cancelling technology to enjoy amazing bass clean music even at heavy noisy place like airplane ，noisy bus，noisy supermarket，or a busy office. </span></li><li><span class="a-list-item"> 【15 hours of Working time】Powerful rechargeable battery provides up to 15 hours of pure continuous music time or voice chat per charge and Fully recharges in less than 2 hours. </span></li><li><span class="a-list-item"> 【Bluetooth 4.1 TECHNOLOGY 】Maximum pairing range can be 33ft，Offering you impressive dynamic sound even you are 10 meters away from your device. superior sound quality with extensive compatibility. </span></li><li><span class="a-list-item"> 【Ergonomic Neckband Design】Comfortable， stylish， and lightweight neckband design.The lightweight and comfortable neckband design is made from soft materials to conform to your body's shape. </span></li><li><span class="a-list-item"> 【In-call vibration】The vibration alert makes sure that you never miss an important call again. </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41yvdYr0lQL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51ws%2BR8gPVL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41ggTOOTDwL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51LuTKdavrL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/419uDXhdmsL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/512VxB3f5iL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51XKEMg378L.jpg" noproxy>