Polk has just launched an all-inclusive soundbar at a startlingly low price. It piqued my curiosity so much that I had to find out if the Signa S4 delivers

Polk launched the Reserve series last year. We have had three models in for a review, and in addition to the R600 and R200 being primarily tested in stereo, they have also been given a test round in a 5.1(.2) setup together with the special center speaker R350.