Supports Wireless Connections： Apple Carplay&Android Auto / Bluetooth TransmitterScreen: 7-inch HD IPS capacitive ScreenMultimedia Playback: TF card input portBuilt-in: 5G WiFi + Bluetooth transmitterAudio output: Bluetooth transmitter and Bluetooth AudioWaterproof grade: IP67Bluetooth Trans Note:1. The helmet or earphone must be turned on and in an active state to be discovered by the Carpuride screen for pairing.2. Do not connect your mobile phone to the Bluetooth helmet or earphone, as this may interfere with the pairing process.Bluetooth Audio Note:Connect your phone to the Bluetooth Headset or Helmet, and use CarPlay or Android Auto to play audio through the Bluetooth Headset or Helmet.  We are F2C, and we have our factory. From research, design, and production, to after-sales service, we meticulously control every step. Not only in the USA but also in Europe, Japan, and other regions, we have overseas warehouses to swiftly dispatch your orders.We have established a dedicated customer service team to provide you with exceptional support. Should you have any inquiries before purchasing encounter any dissatisfaction or need assistance during usage, feel free to reach out to us via our official email address, and we'll respond within 24 hours.Moreover, our products come with a 24-month quality guarantee. We continuously strive to enhance our products and offer complimentary software upgrades to ensure an improved user experience for you.E-mail: seller@carpuride.comWhatsApp/Wechat/Line: +86 15914018419