

I used to roll my eyes at anyone spending $400+ on a soundbar. It felt like audio snobbery, especially when you can grab a basic one for $100. But after testing the Polk Audio Signa S4 at its current Black Friday price of
Here's what changed my mind: Dolby Atmos technology typically starts around $500 for anything decent. The fact that you're getting genuine room-filling, three-dimensional sound for
The moment I fired up the Signa S4, I understood why people obsess over Dolby Atmos. Those up-firing speakers create this bubble of sound around you that makes movie nights feel cinematic. When helicopters fly overhead in action scenes, you actually hear them above you. It's not a gimmick—it's genuinely immersive in a way that flat TV speakers could never achieve.
But here's what sold me as a practical person: the VoiceAdjust technology. You know that constant frustration where you're cranking the volume for dialogue, then getting blasted by action scenes? The Signa S4 solves this with dedicated voice enhancement. I can finally watch movies at reasonable volumes without missing crucial conversations or waking the neighbors during explosions.
The wireless subwoofer deserves special mention because it eliminates the cable management nightmare I was dreading. No running wires across the room or drilling holes—just plug it in wherever makes sense. The bass response surprised me too. For something this compact, it delivers punch that fills medium-sized rooms without overwhelming everything else.
Setup took me maybe 15 minutes, which included unboxing time. One HDMI cable to your TV, power up both units, and you're done. The Signa S4 automatically pairs with the subwoofer, and most modern TVs recognize it immediately through eARC. No complicated receiver programming or speaker wire calculations—just plug and play.
I appreciate the BassAdjust feature more than I expected. My living room has hardwood floors that can make bass boomy, but I can dial it back without losing impact. The Night Mode is clutch for late viewing too—it reduces bass and boosts dialogue so you're not disturbing anyone while still getting clear sound.
The design hits that sweet spot between premium and practical. At just over 41 inches wide, it fits under most TVs without looking oversized. The wireless subwoofer is compact enough to tuck beside furniture without dominating your space. Everything feels solid without being ostentatious.
Now, let me address the elephant in the room: this doesn't support DTS audio formats, only Dolby. For most streaming content and cable TV, this won't matter. But if you're a serious movie collector with DTS-heavy Blu-rays, you'll want to factor that in. Also, the subwoofer performs best when placed relatively close to the soundbar—tucking it behind heavy furniture can create slight delays.
These limitations feel minor when you consider what you're getting for
This deal makes sense for anyone frustrated with their TV's audio but hesitant about expensive sound systems. If you've been putting off an audio upgrade because good soundbars seemed overpriced, this Black Friday window changes the math. You're getting technology that typically costs $500+ for a price that won't require months of justification.
The Polk Audio Signa S4 at
| Polk Audio Signa S4 TV Sound Bar with Subwoofer |
|---|
| Dolby Atmos 3.1.2 Channels - Creates immersive overhead sound effects: True Atmos certification with up-firing drivers |
| VoiceAdjust Technology - Makes dialogue crystal clear: Patented technology for enhanced voice clarity |
| Wireless Subwoofer - Eliminates cable clutter and placement restrictions: 5.9" down-firing driver with ported cabinet |
| HDMI eARC - Supports highest quality audio from modern TVs: Full bandwidth for Atmos and uncompressed audio |
| BassAdjust Technology - Customize bass to your room and preference: Adjustable bass control for optimal sound |
| 8K/4K/HD TV Compatibility - Works with any modern television: Universal TV compatibility |
| Seven-Driver Array - More drivers deliver fuller, richer sound: 2 midrange, 2 tweeters, 1 center, 2 up-firing |
| Bluetooth 4.2 - Stream music wirelessly from your devices: Wireless audio streaming capability |
| Sound Modes - Optimized audio for different content: Movie, Music, and Night modes |
| Soundbar Dimensions: 41.2" x 3.7" x 2.4" |
| Subwoofer Dimensions: 7.9" x 12.9" x 11" |
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