[Superior Sound Quality]The noise-canceling earbuds with built-in mic deliver an outstanding surround sound experience, where you can listen to your favorite playlist, or video, or answer calls without being disturbed by background noise[40H Playtime & Wireless Charging]The LED screen shows the charging case's power and the L/R earbud. The charging case can provide 5-6 times full charging for both earbuds. 5-6 hours of playtime on a single charge, total playtime of more than 40 hours with the charging case. The case can be fully charged in 1 hour with a USB Type C cable. Can support wireless charging[One Step Pairing ]Wireless earphones adopt the advanced Bluetooth 5.3 technology, which provides instant pairing and stable transmission. Earbuds (S42) can connect automatically quickly to the last paired device, compatible with tablets, laptops, iOS/Android smartphones[Touch Control]The headphones wireless Bluetooth is easy to use. Single click on the function key of the wireless headphones to play/pause music, or answer a call; Double click on L/R to choose a previous/next song; Triple click on R/L to adjust Volume+/- ; Click 4 times to wake up voice control; Touch and hold for 2 sec to hang up/reject a call[Ergonomic Design & IPX5 Waterproof]Equipped with 3 pairs of ear tips ( S, M, L ) for options, the earbuds wireless bluetooth fit in ear perfectly and do not fall out even you are running or walking. Earbuds is IPX5 waterproof and can keep out water drop and sweat. The earphones are lightweight, great for workouts, working, reading and gym