1.Airs3th (without any logo or text on charging case).
2.Support pop-up window on IOS when you take out the earphones.
3.Perfectly compatible with iOS/Android and all mobile phones with bluetooth fuction.
4.Auto power on and power off.
5.Could be used separately or together.
6.Upgrade the Bluetooth 5.0 chip, the performance is improved, 10 meters is not stuck & continuous.
7.Hifi stereo and bass.
8.Smart touch control. The newest pop up function will only work when connect with IOS 13.2 or above , please make sure that you have updated your IOS system