1、[HD Multimedia Interface VGA&3RCA Wall Plate] Providing HD Multimedia Interface and RCA connection points on walls. Perfect for home entertainment system such as DVD player, TV, camcorder, set top box, VCR and other 3‑RCA VGA enabled devices. 2、[4K High Resolution] Pass thru for common video resolution of up to 4Kx2K (UHD) including 3840x2160, 2560x1600, 2560x1440, 1920x1200, and 1080p; Sound pass thru support for DTS‑HD Master and for Dolby TrueHD and more; 25ft is the recommended length of cables for 4K HDR. 3、[In Wall Routing] Eliminate that cluster of wires and hide them behind a wall; Install cables behind your flat panel TV, projectors or other devices, flush to the wall surface; Run your cables cleanly and neatly through the wall; Perfect for HDTV & wall mount installations and home theater. 4、[Secure Coupler] With female port on the wall plate front and back, easily connects to an HD Multimedia Interface, VGA, 3RCA cable run in the wall; Mount near your AV receiver or home theater system with an existing low voltage wall plate location or new outlet wall plate location. 5、[Easy To Install] The multimedia outlet socket works great with HD Multimedia Interface, VGA cables and all standard RCA AV sound video cables; Easy to install, just mount with screws and attach cables to the front of the wall outlet plate. 1 x Multimedia Outlet Socket  Item Type: Multimedia Outlet SocketMaterial: ABSSize: Approx. 86x86mm / 3.4x 3.4inColor: WhiteInterface: HD Multimedia Interface 2.0 female port+VGA+3RCAParameters:This HD Multimedia Interface + VGA + 3RCA combination wall panel can be used in homes, offices, commercial and industrial buildings to cleanly connect multimedia video and sound cables (ie HD Multimedia Interface, RCA) to multimedia cabinets, junction boxes, surface mount boxes or soil rings to install in building wallHD Multimedia Interface 4K high resolution 18Gbps transmission rate support