- SIGNATURE POLK SOUND IN ONLINE EXCLUSIVE FINISH - Bring a stylish edge to your audio setup & dive into a multidimensional soundstage that elevates your movie nights, music, TV binges, or gaming marathons with the Polk Signa S4D Sound Bar System
- ADVANCED ULTRA-SLIM SOUNDBAR WITH WIRELESS SUBWOOFER - The Signa S4D with an upgraded 7-driver array & a dedicated full-range center channel delivers True 3D Surround Sound (Dolby Atmos 3.1.2 certified) & the 5.9" sub gives you deep bass you can feel
- UP-FIRING SPEAKERS FOR HEIGHT ELEVATION - In addition to L/R tweeters, dual Racetrack Mid Drivers, and a center channel, the L/R elevation speakers utilize Atmos' height channels for a lifelike 360-degree sound field
- POLK’S EXCLUSIVE VOICEADJUST TECHNOLOGY - The sound bar's center channel enhances dialogue for crystal-clear speech, so you never miss a word. For maximum impact, control the sub and the sound bar's bass using BassAdjust Technology
- EXCELLENT SOUND AND VALUE - At par with any mid- to high-range sound bars available in the market. At 2.36" tall, the Signa S4D fits most spaces - wall-mount it or place in front of your TV. It won’t block your TV’s bottom edge or IR remote sensor
- 1-CABLE SETUP, WORKS WITH ANY TV INCLUDING THE LATEST 8K ULTRA-HD TVs - Get this system up and running in less than 5 minutes—all you have to do is unbox, connect and you are ready to listen. A great addition to your home theater!
- WIRELESSLY STREAM MUSIC from your favorite streaming apps like Pandora, Spotify, TuneIn, and others directly from your smartphone, tablet, or other compatible devices via built-in Bluetooth technology
- NUMEROUS CONNECTION POSSIBILITIES - Plug in any audio source using the dedicated (1) optical, (1) analog 3.5mm, or Bluetooth, and USB-A (for firmware updates). Enjoy an uncompromised audio experience over the 3.1.2 channels via the HDMI (eARC) output
Polk Audio Signa S4D for Room-Filling Sound with a Sleek Profile
The Polk Signa S4D soundbar brings Dolby Atmos 3.1.2 audio to your home in a slim, sophisticated package. Engineered for immersive 360° sound, its seven-speaker array, complete with dedicated height speakers, creates a multidimensional listening experience. Whether you're watching the latest blockbuster or gaming with friends, you'll feel completely surrounded by sound.
With a wireless subwoofer and patented VoiceAdjust technology, the Signa S4D ensures deep bass and crystal-clear dialogue without the need to continuously raise overall volume. Easy HDMI eARC, optical, and aux connections make it compatible with virtually any setup, while Bluetooth lets you stream music directly from your favorite devices. Night Mode tones down bass and enhances speech for quiet, late-night viewing.
The Signa S4D’s exclusive online finish adds aesthetic distinction to your home audio setup. Engineered in Baltimore, Maryland, every Polk product reflects a heritage of audio excellence. Backed by 50 years of innovation, the S4D is more than a sound bar, it's a high-fidelity sound system built for today’s smart home entertainment systems.
