??STRONG COMPATIBLE & HANDS FREE?: wireless earbuds compatible with all bluetooth enabled devices, such as smartphones,tablet,TV. The sound of bluetooth earbuds are crystal clear with built-in microphone for in-car or sports Hands-Free Calls, and the one button design lets the bluetooth earphones/wireless earphones easily switched between voice call and music | ??COMFORTABLE DESIGN & SWEATPROOF?: wireless earphones are Super lightweight and the stabilizer design according to ear geometry to ensure secure, so the bluetooth earbuds is comfortable fit for any ear. Anti-sweating material of bluetooth earphones keeps the in-ear wireless earbuds fully function even when dripping with sweat, offers sweat-resistant protection while running, biking, training, jogging, hiking, exercising. | ??UNIQUE QUICK CHARGE BOX?: Ultra-lightweight and portable charging case of bluetooth earphones with large capacity lithium batteries, which can support 8 times fully charging for the wireless earbuds and let you enjoy 2 hours continuous music or talking time after every single charge. The charging box only take 1 hours and the bluetooth earbuds only take 2 hours to fully charge. Easy to carry, no worry about the wireless earphones power off. | ??FAST AND STABLE CONNECTION & WIDE RANGE ?: The bluetooth earbuds equipped with Advanced bluetooth 4.2 DER (Enhanced Data Rate) system let you enjoy high-fidelity sound with the wireless earbuds, faster pairing speed and stable connectivity. The bluetooth connection of wireless earphones ranges up to 33 feet (10m), if your smartphone put in the bedroom, you can still enjoy music from this bluetooth earphones or never miss any calls when you are in the kitchen. | ??CONVENIENT USE & LIFETIME WARRANTY?: The wireless earbuds are covenience to use separately or both using to share with friends so no one misses out on true wireless Hi-fi sound and enjoy together, the one button design allows to switch to music or phone call on the bluetooth earphones freely. We promise you every quality wireless earphones and friendly customer service, LIFETIME WORRY-FREE PRODUCT GUARANTEE for ensuring the long-lasting enjoyment of your bluetooth earbuds.