[Smart Touch Control] Specific touch control function makes it more convenient, tap once to play/pause music and answer calls, double tap to skip forward/backward, hold to adjust the volume. You can easily control it without operating the phone..[TWS & BLUETOOTH 5. 0] Adopt the advanced Bluetooth 5. 0 technology. Support HSP, HFP, A2DP, AVRCP, which greatly improve the transmission speed and providing you with a low-latency listening experience..[One step pairing] Pick up 2 headsets from charging case and they will connect each other automatically, then only one step easily enter mobile phone Bluetooth setting to pair the earbuds..[IPX7 waterproof] Earbuds and charging case inner Nano-coating makes it possible to waterproof for 1 meters deep for 30 minutes. It is suitable for sports to prevent water. Ideal for sweating it out at the gym . Earbuds and case even can be washed by water and soap..[Charge on the go] Playtime lasts for over 3 hours from single charge and total 15 hours with charging case. Enjoy fast charging, to fully charge the rechargerable case only 55 minutes via Type C cable. Providing convenient charging way with no strings attached.