High definition multimedia interface. Feed the rod down the corner.

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How to run hdmi through wall. Check the wall for any obstructions like studs or pipes using the stud finder. Next drill two holes in your walls bottom plate which is accessible from the unfinished basement ceiling. One hole goes below the wall plate and the other goes below the in wall speaker. Run cables in your walls. Measure how much you need to feed the rod up or down the wall so that the chain will be located to the left or right of the opening you made in the sheetrock. Make sure these holes are directly in line with each other in the same stud bay.
Just wiggle the saw in no need to go any deeper than the drywall say about 12 inch. Push the fish stick up through the tube and out of the top low voltage box. Otherwise it will be difficult or impossible to run the cables. Heres how it works. Extend the fish stick so that it protrudes out of both the top and bottom holes and you can tape it to the wall temporarily. We only run cat 6 he says.
Technically its also possible to connect displays through the usb ports but thats uncommon and youll need an adapter or dock to do it. Take your drywall hand saw and cut the rectangular holes out. Carefully push the top low voltage box into the wall cavity just enough that you can easily access the tube from the bottom hole. Turn the retro. A video source such as an hd cable box is connected to a small devicea balun in the parlance of the tradewith a short hdmi cable. In the example shown here you cut two holes in the wall one for a wall plate and another for an in wall speaker.
Also check the path the cable will take some homes may. Attach a ball chain to the end of a rod using a screw on attachment. You can use several feet of ball chain. Place the 1 gang retro ring on the wall in between the studs in the spot youve chosen.