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Polk Audio's Signa S3 is a 2.1 soundbar system that aims to bring theater-style rumble into your home for a very affordable $249. That's a low enough price that it’s fair to wonder just how much ...

I'm a freelance journalist specialising in TVs, projectors, audio products and movies. I'm also a qualified THX, ISF and HAA calibrator. The Polk Signa S3 is an affordable offering from a company that ...