Plain white room, empeg mounted into the wall about 2 feet off the floor, white sofa on the other side with a mirror above it, which is partially reflective and disguises the projector behind it. NXT flat speakers mounted flush into the wall in the appropriate places. The ultimate stealth install.

Do it right, with the power off it looks like something you'd lock someone in for a few days if you wanted to get information out of them

pca