【HDMI Panel Mounting Kit】Our 4K D-Type HDMI coupler kit with blank panels gives you more options when installing. When you have extra space, you can install the blank panel to make your panel or cabinet look more beautiful. The kit includes 10 HDMI couplers, 10 dust covers, and 4 blank panels. 【Easy to Use】This HDMI panel mount extender support is plug and play, it can convert HDMI male port to female port to connect other devices, or connect two HDMI cables together and extend the overall reach. Enjoy ultra-high-definition 4K video and uncompressed stereo sound. No software or driver required. 【Widely Used】This HDMI panel coupler supports HDMI signals from TV boxes, projectors, monitors, HDTV laptops, Xbox series, PS5, PC, TV sticks and other devices 【Optional installation】HDMI coupler with standard D-core series mounting holes. You can choose to fix or not fix the HDMI adapter. You can choose according to your needs. It is very convenient for engineering use. 【Sturdy and Durable】The 4K HDMI coupler chassis is made of zinc alloy die-casting, with excellent structure and scratch resistance, which can stably transmit signals for HDMI cables YQMRCZRF 14PCS HDMI Panel Mount Coupler and Panel-Mount Blank Plate Set， HDMI D-Type Pass Through Connector, Female to Female 4K Adapter, Bulkhead Extension 4K 60hz 3D and HDR with Cap