New VersionUpdated HiFi sound quality and stable signal transmission. Lightweight sweatproof design provide portable usage and enable you to enjoy sporting pleasure in running, jogging, walking and moreAdvanced Bluetooth CSR 8635 chipset provides you a faster transmission and lower latency. Wireless range up to 10m(33ft). Compatible with iPhone, iPad, Samsung Galaxy Series, Android Phones, Tablets and more.ComfortIt is worn outside the ear rather than in the ear canal. You won& 39;t feel discomfort even if you wear them for a long time, and the ergonomic design of these headphones keeps them in place much better than earbuds when you& 39;re on a treadmill.Easy to operateThe headset has 4 control buttons instead of 2 like in-ear buttons. The headset on the right has controls to pick up calls, raise or lower volume, select songs and play/pause. Experience true hands-free calling and enjoy music anytime, anywhere. The call is conducted in stereo, and the call quality sounds like when holding a phone.Long Using LifePerfect for exercising, jogging, workout mowing and more. Enjoy your music on the go all the day.PortableThe Sports earphones can be folded in a pocket or small bag, and can also be worn on the neck at any time.INDEPENDENT CPU OPERATIONIndependent CPU computing,80mhz intelligent computing,tntelligent music,rapid audio conversion,music,voice accurate transmissionout."