IEC Technology Best Bluetooth Headphones for Running Features:
1. Latest Wireless Bluetooth 4.1 Technology with A2DP stereo music and AptX pure, clear sound, ideal for high quality music while running, jogging, cycling, skating, etc
2. CVC 6.0 smart noise reduction - improve call quality, You can begin enjoying CD quality stereo sound instantly.
3. Ergonomical earplugs and unique designed ear frame provides steady performance when you are enjoying sports.
4. Built-in battery allows you to enjoy up to 6 Hours Talking/Playing Time and 175 hours standby.
5. Universally compatible with iPhone, Android, Windows, blackberry and all smart phones with bluetooth, as well as other bluetooth enabled devices.
See more about the best bluetooth headphones for running at: http://www.iectechnology.com/product/wireless-bluetooth-4-1-stereo-headphonesheadsets-for-runningsport-green.html