Sweat, weather, and water don't stand a chance thanks to ADVANCED NANO-COATING for extra protection. LATEST Bluetooth 4.1 technology provides GREATER ENERGY EFFICIENCY and less delay; pairs with the latest smartphones, tablets and Bluetooth-enabled devices; simultaneously connects to two different devices Wirelessly stream RICH DETAILED SOUND with aptX for CD-like quality sound that matches wired headphones; CVC 6.0 Noise Cancellation reduces unwanted noise to talk without distraction

❤ ERGONOMICS DESIGN: Ergonomic in-ear design gives you a comfortable listening experience. It will come with 3 different size of ear buds(S/M/L), and you can choose a better one to fit your ears. Soft and premium earbuds fit your ear better, and less likely to fall out ❤ QUALITY STEREO SOUND: Stereo earbuds produces Premium Stereo Sound,high-fidelity sound with enhanced bass. Everyone can take their music listening experience to the higher level ❤ TANGLE FREE CABLE: Soft and durable flat cable is built to last and designed to resist tangling for frustration-free use. The tangle-free cord stores neatly and keeps you connected to your device in smooth, simple style