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Polk Audio Signa S1 soundbar review: This budget speaker is a big improvement over the built-in audio in most TVs | TechHive
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Amazon.com: Polk Audio Signa S2 Ultra-Slim TV Sound Bar | Works with 4K & HD TVs | Wireless Subwoofer | Includes HDMI & Optical Cables | Bluetooth Enabled, Black
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Polk Audio 2.1-Channel Signa S2 Ultra-Slim Soundbar with Wireless Subwoofer and Dolby Digital Black SIGNA S2 - Best Buy
![Amazon.com: Polk Audio Signa S2 Ultra-Slim TV Sound Bar | Works with 4K & HD TVs | Wireless Subwoofer | Includes HDMI & Optical Cables | Bluetooth Enabled, Black Amazon.com: Polk Audio Signa S2 Ultra-Slim TV Sound Bar | Works with 4K & HD TVs | Wireless Subwoofer | Includes HDMI & Optical Cables | Bluetooth Enabled, Black](https://m.media-amazon.com/images/I/61feaTmZDFL.jpg)
Amazon.com: Polk Audio Signa S2 Ultra-Slim TV Sound Bar | Works with 4K & HD TVs | Wireless Subwoofer | Includes HDMI & Optical Cables | Bluetooth Enabled, Black
![Polk Audio 2.1-Channel Signa S2 Ultra-Slim Soundbar with Wireless Subwoofer and Dolby Digital Black SIGNA S2 - Best Buy Polk Audio 2.1-Channel Signa S2 Ultra-Slim Soundbar with Wireless Subwoofer and Dolby Digital Black SIGNA S2 - Best Buy](https://pisces.bbystatic.com/image2/BestBuy_US/images/products/6294/6294107_sd.jpg;maxHeight=640;maxWidth=550)