Summary: The included wireless rear speakers provide dimension to the otherwise limited sound field of standard sound bars. Sound quality is good, especially for movies and TV. "It's not quite a no-compromise sound bar," writes CNET's Matthew Moskovciak, "but it's as close as you'll get for $330.
Vizio S4251w-B4 5.1 Channel Sound Bar Home Theater System - Review
23 May 2013
Conclusion: I found that the Vizio S4251w-B4 5.1 Channel Home Theater System delivered a very good surround sound listening experience, with a prominent center channel and good left/right channel image.