A:AnswerYou need to buy a separate mount for your sound bar, but it's easily attachable to this mount. I attached mine between the tilting brackets and the tv
A:AnswerThis comes with everything you need, explore other handymen opinion for the right contractor. But this has everything you need, I have installed it for multiple TV's in difgerent rooms and the mount is perfect
A:AnswerThat size TV would require to anchor on 2 studs. I used this mount for a 75 anchored to 1 stud and it has been fine for over 2 years. I also used it for an 85" anchored to 2 studs. The mount has room to play with to make it as center as possible.