A:AnswerThe included mounting hardware is for wall mounting only (and prttye easy to do, just 2 small clips). It's free standing so you can just rest it on a table top. It doesn't come with hardware to mount directly to the tv.
A:AnswerThis soundbar is not designed to have a television placed on top of it. If you LG remote is universal you may be able to program it to control the sound bar also depending on the televisions internal audio controls and the connection type you may be able to make adjustments also.
A:AnswerThere is not a subwoofer that VIZIO produces that can connect to this sound bar. You can connect a self powered wired sub using the provide RCA sub out connection.
A:AnswerThis sound bar should work with any device that has a matching audio output such as optical or Analog Stereo. With a standard 2.0 sound bar system it will not supply a surround sound. It will give an easier to hear left and right audio.