Many brands but be sure to get ones that the tweeter assembly is adjustable to fire in the direction of the seating. Makes a big difference.
If you are going to have a grid ceiling there is a flat panel 2 x2 speaker that is sold made by Armstrong, the ceiling people. The technology on that unit comes from another firm. I got a sample years ago and was amazed. I use it as a center channel speaker sometimes.
If you are going to have a grid ceiling there is a flat panel 2 x2 speaker that is sold made by Armstrong, the ceiling people. The technology on that unit comes from another firm. I got a sample years ago and was amazed. I use it as a center channel speaker sometimes.