HD sound: Bluetooth V4.1+ EDR technology, along with super noise reduction technology provides lossless stereo sound.
Sweatproof: never have to worry about you earbuds might get damaged by too much sweat because it is designed to be sweatproof under lifetime guarantee.
Connect multiple devices: never miss important calls or messages while watching TV or hitting the gym and sweating. Hibernation mode extends battery life also.
Comfort wearing with secure fit: Designed at an ergonomic angle, The S350 can fit snugly in your ear without hurting your ear or popping off while moving around or working out.