rca sound bar

Solution
That sound bar has an audio input using a stereo mini plug. If the TV doesn't have a headphone jack or analog RCA audio outputs (these would require just a cable with the right connectors) then you may have an optical audio out on the TV which would require one of these:
http://www.parts-express.com/parts-express-dac-digital-to-analog-converter-%2851-compatible%29--180-999
and cables to make it work. Might make more sense to return the sound bar if is it is new and get one with an optical audio input instead.
That sound bar has an audio input using a stereo mini plug. If the TV doesn't have a headphone jack or analog RCA audio outputs (these would require just a cable with the right connectors) then you may have an optical audio out on the TV which would require one of these:
http://www.parts-express.com/parts-express-dac-digital-to-analog-converter-%2851-compatible%29--180-999
and cables to make it work. Might make more sense to return the sound bar if is it is new and get one with an optical audio input instead.
 
Solution