***** **********Best Quality Guranteed. *****Bluetooth 5. 0 & TWS- Adopt the most advanced Bluetooth 5.0 technology. Hi Support A2DP, HSP, HFP, AVRCP. Provides in-call stereo sound. Also own fast and stable transmission without tangling. *****One step pairing- Automatic system gives you a hassle-free experience when pairing and connecting to your devices. All you need to do just take them out from the case and turn on the left and right earbuds, two earbuds will connect automatically, put them on and you are ready to immerse in your music world.
*****20H Playing time with portable charging case: The charge case holds roughly 4 full charges and each charge works for roughly 5 hours. About 1-hour charging you can make the earbuds battery from died to full charge, and only 2 hours for charging case. *****Latest face recognition technology to control pause/play: No longer use infrared sensing technology to control music pause and play, introduces the latest face recognition technology to c