Single Use: The motorcycle headset adopts wireless 5.3 technology, which effectively reduces interference in the 2.4GHz frequency band, minimizing disconnection and noise. In addition, two smartphones can be connected at the same time to meet different needs such as navigating/talking/listening to music at the same time | HD Sound Quality: Unique construction ensures superior sound quality for music and calls - high fidelity stereo sound. The microphone's dual noise cancellation and windproof foam make calls clearer | One key to wake up voice assistant: It has an intelligent voice assistant system. You can simply press the voice control button on the helmet headset to easily wake up the voice assistant to take action without taking your attention off the road. It can also answer calls hands-free and automatically, making your ride safer and more convenient. Large buttons allow you to control these functions with simple actions | Large Capacity Battery and Type-C Charging: It can work continuously for up to 32 hours on a single charge, and you can use one of the Type-C ports on the walkie-talkie for audio, data transfer and charging, avoiding the mess of cable connections | Ipx6 Waterproof and Dustproof: The motorcycle headset system is IPX6 waterproof and can handle harsh weather conditions such as dust, rain, storms, snow and cold temperatures. The scientific design allows it to fit perfectly in most open, modular and full face helmets