Polk Signa S4 Soundbar Review: More Dolby Atmos for Less

Immersive audio standard Dolby Atmos had a fairly inauspicious start when it came to soundbars, with speakers such as the Yamaha YSP-5600 being both crazy expensive ($1. 5K or more) and “extraordinarily huge. ” But in the following years, with the help of companies like Vizio, the size of the products and the wallets needed to fund them became more manageable.

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