♬【Latest Bluetooth 5.0】Comparing to those with Bluetooth 4.2, wireless headphones will offer you twice speed of transmission and more stable connection without the signal loss or music dropouts due to the newest bluetooth 5.0. The high compatibility allows it to work on all your devices - cellphones, tablet, PC, laptop, game console even smart TV. The connection distance is up to 14m/40ft so you can enjoy your favorite album when doing the housework with the mobile just left on the sofa. ♬【Touch Control & Volume Control】Together with smart touch sensors, wireless earbuds can get ultimate control (Volume Control Available) without using the phone and largely prevent the discomfort like the physical button (90% of Wireless Earbuds: Volume Control Unavailable). With ergonomic and redesign, wireless earbuds can fit and stay secured in ear canal even with intense movement. ♬【Enhanced Bass & 30H Playtime】Featuring the built-in 14mm large size speaker unit, our bluetooth earphones will achieve better low-frequency dive, better low-frequency looseness, wider sound scale and greater sound clarity. The premium material also makes diaphragms pliable to vibrate to create the lush, impressive and sublime sound. These earbuds can work up to 4-5H on a single charge(About 1H charge time) and the exquisite case is able to charge them on-the-go while extend it to 30H.