ITEM NAME:VR-robot Motorcycle Ultra-Thin Helmet Headset Wireless 5.0 Bluetooth Set D6S4 Description&Preview.Bluetooth version: Bluetooth 5.0. Amplifier: HT4832SQ. Fix the host with screws and bayonet, (built-in type usually uses glue or Velcro), so that the host is installed tighter and is not easy to fall off during high-speed riding;.
