3. Full Compatibility with Original Car Controls：Seamlessly integrate with your car’s steering wheel buttons, knobs, and touchscreen. Retain functionality of factory controls for a hassle-free, intuitive operation.Note: BMW models,Hua-wei,Sam-sung and are not compatible.<br>2. OTA Updates &amp; Real-Time Support：Future-proof your device with over-the-air firmware upgrades and resolve issues swiftly through online feedback. Stay ahead with the latest features and optimizations.<br>5. Bluetooth 5.4 &amp; 5.8GHz WiFi：Experience ultra-stable connections with Bluetooth 5.4 and high-speed 5.8GHz WiFi, ensuring fast pairing and lag-free streaming. Energy-efficient design with just 0.75W power consumption.<br>4. Enhanced Sound Quality &amp; Built-in Mic Support：Deliver crystal-clear audio and maintain your car’s original microphone performance. Enjoy immersive music and hands-free calls without sacrificing factory sound systems.<br>1. Wireless CarPlay &amp; Android Auto Upgrade：Transform your car’s wired CarPlay/Android Auto into a wireless system effortlessly via the USB-A/Type-C port. Enjoy plug-and-play convenience with automatic connections, eliminating cable clutter for a smarter driving experience.Note:When the Android phone is connected for the first time, you must connect the bluetooth of mini ultra on the CarPlay page; After the Android Auto prompt appears on the phone, the box would restart automatically, and then the Android icon would light up.