♬【BLUETOOTH 5.0 & EASY TO PAIR】: With the most advanced Bluetooth V5.0 technology you are getting 2x faster transmission speed and more stable connectivity without signal loss or music dropouts; Pick up 2 headsets from charging box, they will connect each other automatically, then only one step easily set mobile phone Bluetooth to pair the earbuds. ♬【SUPERIOR STEREO SOUND QUALITY】: Experience music, movies, podcasts, calls, and more in a whole new way; Alpha X200 provides a truly authentic sound and powerful bass performance with 8mm large size speaker driver – the drive area is 1.77 times than the normal drive area. ♬【3500mAh SMART CHARGING CASE】: Adopts the premium metal case to protect your wireless earbuds and also looks very fashion; With the individual LED display on the case can help check the power of L/R earbud and charging case at any time; A portable 3500mAh charging case gives you the opportunity to recharge your earbuds when on-the-go to deliver 7hrs listening time and 5hrs talk time on single charge, total 120hrs playtime with charging case. ♬【COMFORT FIT & WIDE COMPATIBILITY】：Three sizes of flexible silicone tips with the inter taper, conforming the shape of your ear, securing X200 in place and creating an exceptional seal for superior noise cancellation; Widely compatible with Bluetooth-enabled devices. ♬【IPX8 SWEAT/WATER-RESISTANT】：The true wireless earbuds against damage from sweat or rain; It won't get in the way of enjoying sports, music and calls; Perfect for fitness, travelling, etc.