[Newest Design] Foldable Bluetooth Headset，Pkman™ Upgrade Wireless Neckband Bluetooth Headphones with Retractable Earbud， Foldable Design，Sports Stereo In-ear Earbuds for iPhone and Android<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> Bluetooth 4.1 Version:the bluetooth signal is very stable，ensure fast wireless transmission and connect to the bluetooth-enabled devices quickly，transfer a clear HI-FI stereo sound quality with super bass，middle and high pitch. </span></li><li><span class="a-list-item"> Newest Foldable and Retractable Design:saving space and makes the headset more easy to storage with foldable design，easy to adjust the cable length just by one press to retract the earbuds.This Amazing Design Provides a Simple， unique approach to cord management，without the hassle of wires dangling. </span></li><li><span class="a-list-item"> CVC6.0 Noise Cancellation:can filter out background noise to guarantee high quality clear sound quality everywhere even you are in a noisy environment. </span></li><li><span class="a-list-item"> Outstanding Battery life:300 hours standby time， 18 hours talking time and 16 hours music time， You Can Just Enjoy Your Wireless Sport/music Time Without Any Worry. </span></li><li><span class="a-list-item"> Latest Neckband Style:decrease the burden on ears，you can wear it around your neck like a necklace，providing you a great comfort，and giving you a convenient storage way to carry. </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/51w17HjrwzL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41zxT9ICHaL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51kLVh8HqYL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41pf-kWDf7L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51J1qJpwi1L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51HY8Hf1waL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51Au1H0NLFL.jpg" noproxy>