Starte makes HDMI USB2.0 Car Mount Female Panel Socket to Male Cables. Also named HDMI USB2.0 Car Front Panel Mount Male to Female Waterproof Cable. This USB 2.0 and HDMI to HDMI + USB Waterproof Car Flush Mount Cable is designed with a HDMI extension cable which supports connection for your DVD car player with 4K 60Hz video resolution. Equipped with a USB Port which provides Super Speed data transfer rate at up to 480Mbps, Backward compatible with USB 1.1 and 1.0. 
Starte HDMI and USB 2.0 Car Waterproof Cable Flush Mount for Car Boat and Motorcycle support to fit tightly to prevent damage from extreme weather conditions; Able to work in a damp environment as long as the electrical connectors kept dry. It has screws, bracket, flush mount components, which is for installation on devices that use USB Type A ports and HDMI ports. Car Boat Dash Flush Mount USB 2.0 Male to Female HDMI Waterproof Cable is compatible with any stereo system that comes with USB/HDMI input; Perfect for stereo installation on ATV, UTV, cars and trucks, etc. But it is not a converter cable, it need devices support USB and HDMI input function.
Surface-mountable socket gives you convenient access to your new car stereo's rear USB and HDMI ports.
Mounting bracket that can be used to mount the HDMI/USB connector without drilling holes in the vehicle.
Attached for e.g. to a dashboard in a car or to a housing with a suitable cut-out