ML Portable TWS Bluetooth L-21 Earbuds Bluetooth Headset with Chaging

True wireless Bluetooth version 5.0, When you take out 2 Earbuds from the charging box, the individual earbuds will automatically connect to each other. When put it in Charging box, the earbuds will turn off and magnetic function helps it to charge automatically. One to two connections, can be connected to two mobile phones at the same time. Bluetooth 5.0, more stable and faster connection. Comfort fit & wide compatibility. Different sized ear tips and in-canel cable-free design provide comfortable fit. Support Bluetooth-enabled devices with version 4.0 and above.