The most basic form of TV bracket, the fixed bracket is also the most affordable. If you simply need to affix your TV to the wall and do not need to move the screen at all, this is the bracket for you.
A fixed bracket is a fairly functional form of bracket. All you need to check is that you get one that is the right VESA size for your TV set. If you need something slightly more sophisticated, you can get ultra slim brackets that keep the TV closer to the wall, giving a neater look.