Bluetooth 4.1 Sport Headphones， Noise Canacelling In-ear Earphones， Lightweight Headphone with Microphone and Volume Control for Running Jogging Workout Biking for iphone， Green<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> Latest Technology: The Bluetooth 4.1 provides the wireless headphones with a faster and more efficient connection. More stable connection between the Bluetooth headphones and your Bluetooth devices， like smartphones， tablets or laptops， Android smartphones， Radio， Mp3. Also this Bluetooth earphone can be connected to two devices at the same time </span></li><li><span class="a-list-item"> Ergonomic and Special Design: Earbuds with in-ear and ergonomic design， no discomfort even for long wearing this wireless sport headphones. Earphones light and compact， secure and comfortable for the sport. Additional ear tips of different sizes offered for replacement make sure the headphone always comfortable for you. The ideal headsets for running， jogging， cycling， driving， camping， hiking gym exercise and other outdoor sports by enjoying music </span></li><li><span class="a-list-item"> Improved Sound Performance: A2DP technology and APTX provide purer， more professional and non-damaged music and sound for the earphone， gives you an unforgettable experience of music. The in-ear earbuds and CVC 6.0 Noise Cancelling Technology help to reduce the noise outside </span></li><li><span class="a-list-item"> Volume Control &amp; Hands-Free Calling: The buttons on the earphones controlling all functions directly on the ear. The headphone has vocal notifications to let you know its status. Hands-Free Calling available on this Bluetooth， Built for your active lifestyle </span></li><li><span class="a-list-item"> Total Compatibility: Compatible with most Bluetooth devices such as the following models: iPhone， iPad， iPod Touch， Android Smartphones， tablets and other smartphones. The rechargeable battery inside gives longer playing time， the power balance can be shown on your iOS devices， including iPhone and iPad </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41TR0mSZMtL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/419TMrqI%2BIL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51tBU9sWkxL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51sdlGlYXDL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/413-RFi1XjL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41rt6iqUEjL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51wky-MdzUL.jpg" noproxy>