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Estimated price (community-sourced)
Around — community and catalog average, updates slowly
About the Signa S4
The Polk Audio Signa S4 is a powered 3.1.2-channel sound bar system featuring a seven-driver sound bar and wireless subwoofer, delivering immersive Dolby Atmos sound with height effects from dual up-firing drivers. It includes Polk's exclusive VoiceAdjust for clear dialogue, BassAdjust for seamless bass integration, and modes for Movie, Music, and Night listening. Supports eARC for 8K/4K/HD TVs, with easy one-cable setup, Bluetooth streaming, and wall-mountable design. Released in 2021, it remains actively sold and provides excellent value for home theater enhancement.
Specifications
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