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Based on price data from 1 merchant for "Polk Audio Signa S3 Soundbar with Wireless Subwoofer and Chromecast Built-in". Prices shown reflect NEW condition. Tracking began Apr 2, 2026.
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Description
Transform your home audio experience with the Polk Audio Signa S3 Soundbar and Wireless Subwoofer. This dynamic duo is designed to elevate your TV’s sound, delivering a cinematic experience right in your living room. The soundbar's Polk VoiceAdjust technology ensures every word of dialogue is crystal clear, while the powerful wireless subwoofer adds depth to your favorite tunes and movies. Whether you're watching a blockbuster or listening to your curated playlist, the Signa S3 delivers rich, vivid sound with a sleek and minimalist design that complements any decor.
Connectivity is king with the Signa S3, thanks to a variety of options including HDMI ARC, TOSlink optical, and Bluetooth. Plus, the built-in Chromecast lets you stream your favorite music directly from your mobile device or integrate with other Chromecast-enabled speakers for a seamless multi-room audio experience. The included remote control offers one-button preset EQs tailored to music and movies, making it easy to customize your sound profile.
Night Mode is a thoughtful addition, reducing bass and enhancing dialogue for late-night viewing without disturbing others. Effortlessly control your soundbar with integrated Google Assistant voice commands, allowing you to manage your audio experience hands-free. With its trim profile and robust feature set, the Polk Audio Signa S3 is the perfect addition to any home theater system.
Key Features:
- Soundbar with wireless subwoofer and Dolby Digital 5.1 support
- Polk VoiceAdjust technology for clear dialogue
- Built-in Chromecast and Google Assistant integration
- Multiple connectivity options: HDMI ARC, TOSlink optical, 3.5mm mini jack, and Bluetooth
- One-button preset EQs for music and movies
- Night Mode for reduced bass and enhanced dialogue
- Sleek design for seamless integration with home decor
- 3-year warranty on speakers, 1-year on amplifiers
Product specs
| Type | 4-driver Array Soundbar with Wireless Subwoofer |
| Powered | Yes |
| Quantity | 1 x Soundbar, 1 x Subwoofer |
| Speaker Configuration | 2 x 3.18" midrange (bar), 2 x 1" tweeter (bar), 1 x 5.25" woofer (sub) |
| Input Types | 1 x Optical, 1 x 1/8" TRS (aux) |
| Bluetooth | Yes |
| HDMI | 1 x HDMI (ARC) |
| Frequency Response | 45Hz to 20kHz |
| Immersive Audio | Dolby Digital, DTS Virtual |
| Additional Features | Built-in Chromecast |
| Power Source | Bar/Sub: IEC C7 Inlet (cables included) |
| Enclosure Type | Bar: Sealed, Sub: Ported |
| Height | Bar: 2.2"; Sub: 12.24" |
| Width | Bar: 35.35"; Sub: 6.73" |
| Depth | Bar: 3.26"; Sub: 13.5" |
FAQs
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Does the Polk Audio Signa S3 support wireless streaming?
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Yes, the Polk Audio Signa S3 has built-in Chromecast, allowing you to stream music wirelessly from compatible devices.
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What audio formats does the Polk Audio Signa S3 support?
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The Polk Audio Signa S3 supports Dolby Digital and DTS Virtual surround sound formats for an immersive audio experience.
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Can the Polk Audio Signa S3 be connected via Bluetooth?
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Yes, the Polk Audio Signa S3 supports Bluetooth connectivity, enabling you to stream audio from Bluetooth-enabled devices.
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What are the connectivity options for the Polk Audio Signa S3?
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The Polk Audio Signa S3 offers HDMI ARC, optical, and 1/8" TRS (aux) inputs for versatile connectivity with your home audio setup.
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How does the Polk Audio Signa S3 handle dialogue clarity?
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The Polk Audio Signa S3 features a dedicated dialogue enhancement feature to improve speech clarity, making it easier to hear conversations in movies and shows.
Videos
DJ Andrew Yates
The NEW Polk Signa S3 Soundbar | *2021 Setup & Review*
Reviews
Owner Insights
We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about Polk Audio Signa S3 Soundbar with Wireless Subwoofer and Chromecast Built-in.
Features and functionality
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The Polk Signa S3 lacks HDMI passthrough, which can be a dealbreaker for those with older TVs needing multiple HDMI connections.
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The S3 soundbar provides an AUX input, offering an alternative connection method for TVs with headphone or RCA outputs, although it may not support auto input switching.
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The Polk Signa S3 is confirmed to work with Google Home, unlike the older S2 model, which lacks Google Assistant capability.
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Use cases and applications
Value and pricing
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The Polk Signa S3 has been seen on sale for as low as $150 at Costco, making it a budget-friendly option when discounted.
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Software and compatibility
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Some users experienced difficulties with Chromecast audio groups, requiring frequent resets to maintain functionality across connected devices.
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Owners note that the S3 is easily integrated into Google Home, appearing in the app for seamless control, enhancing its smart home connectivity.
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Critic Reviews
Based on 0 Reviews and 0 Ratings
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