This is an HDMI input adapter for use with vehicles that support genuine CarPlay. You can display devices like a Fire TV Stick or game consoles on your car's display. I am selling this because I no longer need it. It is a beautiful, fully functional item that has been tested. 【Product Description】 - Retail Price: 15,999 yen - Brand: ottocast - Product Name: Car TV Mate - Connection: USB - Compatibility Requirements ・Vehicles equipped with wired Apple CarPlay ・Requires a genuine CarPlay-compatible USB port ※Cannot be used with wireless CarPlay-only vehicles or vehicles without CarPlay. This is the same product as this one: https://ottocast.jp/products/car-tv-mate The instruction manual has been discarded, so it is not included. You can understand almost everything by watching this YouTube video: https://www.youtube.com/watch?v=mj3ir9pxbAk Please note that it may not be compatible depending on the vehicle model, year, and equipment. Please be sure to check the compatible vehicles yourself before purchasing. This item has been stored at home. If you are concerned about minor details such as initial scratches or dirt, or if you are looking for a perfect condition item, please refrain from purchasing. I will carefully package and ship the item. To prevent issues such as product substitution, returns and refunds are not accepted. Thank you for your understanding.