Photo 1 of Polk Audio Signa S4 Ultra-Slim 42in Sound Bar for TV with Wireless Subwoofer, Dolby Atmos 3D Surround Sound, Compatible with 8K, 4K, HD TV, eARC and Bluetooth, Black

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Photo 1 of Polk Audio Signa S4 Ultra-Slim 42in Sound Bar for TV with Wireless Subwoofer, Dolby Atmos 3D Surround Sound, Compatible with 8K, 4K, HD TV, eARC and Bluetooth, Black Photo 2 of Polk Audio Signa S4 Ultra-Slim 42in Sound Bar for TV with Wireless Subwoofer, Dolby Atmos 3D Surround Sound, Compatible with 8K, 4K, HD TV, eARC and Bluetooth, Black Photo 3 of Polk Audio Signa S4 Ultra-Slim 42in Sound Bar for TV with Wireless Subwoofer, Dolby Atmos 3D Surround Sound, Compatible with 8K, 4K, HD TV, eARC and Bluetooth, Black Photo 4 of Polk Audio Signa S4 Ultra-Slim 42in Sound Bar for TV with Wireless Subwoofer, Dolby Atmos 3D Surround Sound, Compatible with 8K, 4K, HD TV, eARC and Bluetooth, Black