Bluetooth 4.1 Connection: Easy and fast pairing with smartphones tablets and other Bluetooth enabled music devices. Ensure more stable signal transmission and low energy consumption. Allow two Bluetooth smartphones to connect simultaneously.</br>Premium Sound Quality: The advanced CSR chip with A2DP technology transmits high quality sound. Hence our wireless earphones allow superior audio performance in music and calls.</br>Innovative AVRCP Technology: Bluetooth sports headphones allow convenient access to operate your headsets. Easy to achieve multifunction like music playing volume control and etc.</br>Comfortable & Secure Fit Ear Hook: The uniquely designed ear hooks fit in your ears snug and the ear tips block out a good amount of excess noise. Stay in place and not fall out while working out.</br>Extended Battery Life: Up to 7 hours of continuous talking and 6 hours music playing time keep you connected socially and musically. Powerful lithium battery ensures up to 160 hours long stand-by time.</br></br>Product Description</br></br>With the latest Bluetooth 4.1 technology and the advanced CSR chip?? our sports earphones are dedicated to provide superb sound quality experience. Stylish ear hooks fit well to your ears for worry-free exercising. <p><b>Premium Sound Quality</b></p> <p>Adopted innovative A2DP technology?? Bluetooth earphones allow you to enjoy clear and natural sound when running.</p> <p><b>Stable Bluetooth Signal</b></p> <p>Bluetooth 4.1 technology features faster and more stable signal transmission?? high sound quality and low energy consumption. Support two Bluetooth mobile phones pairing simultaneously. </p> <p><b>Lightweight and Comfortable</b></p> <p>Our lightweight earphones come with ergonomic designed ear hooks that provide comfortable wearing without falling out easily. The ear tips ensure a good seal in the ear that minimizes the outside distractions and makes you focused on the things that matter.</p>