HD SOUND: Bluetooth V4.1+ EDR APT-X audio decode technology along with CVC 6.0 super noise reduction technology provides lossless stereo sound.</br>SWEAT PROOF: Never have to worry about you earbuds might got damaged by too much sweat because it is designed to be sweatproof under lifetime guarantee.</br>CONNECT MULTIPLE DEVICES: Never miss important calls or messages while watching TV or hitting the gym and sweating. Hibernation mode extends battery life also.</br>COMFORT WEARING WITH SECURE FIT: Designed in a ergonomic angle the S350 can fit snugly in your ear without hurting your ear or popping off while moving around or working out.</br>LIFETIME HASSLE-FREE WARRANTY: We not only offer a 30-day satisfaction guarantee our products come with a lifetime hassle-free sweatproof warranty and top notch customer service.</br></br>Product Description</br></br><b>Comfort Wear that Never Hurt your Ears</b> <br>Ergonomic design ensures comfort wearing without hurting your ears no matter how long time you wear it in gym or running. Enjoy a secure fit and skip-free high-fidelity stereo music every time with precision earbuds. Perfect partner for sports enthusiasts especially.<br> <br> <b>Never Miss a Call by Connecting 2 Devices</b> <br>The S350 is able to connect with 2 devices at the same time?? which enables you to answer phone calls from 2 devices and ensures that you will not miss an important call or message while watching TV or sweating in the gym.<br> <br> <b>High Fidelity Stereo Audio Output</b> <br>The S350 come with built-in CSR BlueCore chip (CSR8635) and APT-X audio decoding technology as well as CVC6.0 noise canceling technology to provide perfect sound quality?? drive yourself forward with stunning premium sound.<br> <br> <b>Lightweight & Sweatproof?? Perfect for Workingout</b> <br>We manufacture S350 with light materials to ensure they are lightweight and will not add any burden to you du