Great for older cars with only Bluetooth : Adds a 7″ HD Double Din Car Stereo, Portable Wireless Touch Screen Apple CarPlay and Android Auto Automatic Multimedia Player,Car Stereo with Mirror Link/Siri/Bluetooth/Navigation Screen for All Vehicles.
Google is providing a FREE Bluetooth update for the owners of the Stadia controllers via this site https://stadia.google.com/controller/ This will enable the use of the controller with other devices like Windows 10/11 PC with Steam or Android or ChromeOS for gaming now that they have discontinued support for it starting January 18th 2023.