River song X5+ WT TWS Air Earbuds Brings high-fidelity audio paired with premium design to experience sound like no other. It is the latest technology aiming to make the wireless connection stable and free from interruption. Bluetooth 5.0 is 2 times faster than previous versions and has 8x better broadcast message capacity. You will never have to deal with a lost connection or wait for your device to re-pair. Enjoy the convenience of simple touch, no need to work on your mobile phone, absolutely amazing performance. The built-in small charging case can allow the earphones at any time to extend the use time, no need to worry about power off while on the go True wireless connection, just feel free to enjoy the music. With a playback time of up to 3 hour at 70 percent volume. Compatible with all Bluetooth devices and operating from 10 meters distance.