Polk Audio Signa S4 Sound Bar with Wireless Subwoofer

SKU: Polk-Signa S4
In Stock


  • Dolby Atmos support for true 3D surround sound
  • Wireless subwoofer for deep bass
  • 7-driver array for clear and detailed audio
  • VoiceAdjust™ technology for clear dialogue
  • Multiple sound modes (Movie, Music, Night)
  • Bluetooth connectivity for music streaming
  • HDMI eARC and optical connections
  • Sleek, low-profile design
In Stock
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FocalYou can also visit our Focal Experience Center to explore our products in person. Click here to find us on Google Maps. You can also talk to our Expert Team for personalized recommendations and expert advice. Elevate your audio setup with the renowned brands of Focal, Naim, and Monster Cables, available exclusively at AudioGuru.in.
Jay Malpani
Jay Malpani
Great Products and Amazing Service. Very Good In Store Experience. 😍
Ganesh Sahane
Ganesh Sahane
This place is just wow. We recently visited this place. Great setup and Mr. Abbas has a deep knowledge about the speakers, home theatre setup. If you want to get world's top quality speakers, you must visit this place. Thank you Abbas.
*Title: An Audiophile's Dream Destination* I recently had the privilege of visiting the Focal Experience Center, and it truly was an extraordinary journey for an audiophile like me. The experience was nothing short of phenomenal, and I can't help but share my enthusiasm. From the moment I stepped inside, it was evident that Focal's commitment to delivering premium audio experiences extends beyond their remarkable products. The ambience was both welcoming and sophisticated, setting the stage for what was to come. The range of Focal products on display was nothing short of awe-inspiring. As I explored the meticulously designed listening rooms, I was enveloped in a world of sound that transcended the ordinary. The speakers, headphones, and amplifiers on display were a testament to Focal's dedication to audio excellence. The knowledgeable and passionate staff, added an extra layer of warmth and expertise to the visit. Staff's guidance and insights were instrumental in helping me discover the perfect audio solutions for my preferences. The attention to detail in the Experience Center was evident, from the acoustically treated rooms to the carefully curated selection of music that showcased the capabilities of Focal's products. It was a treat for the senses and a reminder of the profound impact that audio quality can have on our lives. In conclusion, the Focal Experience Center, under Abbas's guidance, is a haven for anyone who appreciates the art of sound. It's not just a place to shop for audio equipment; it's an immersive experience that ignites a deeper passion for music and audio. If you're an audiophile or simply someone who appreciates the finest in sound quality, I wholeheartedly recommend a visit to this remarkable establishment. Thank you, Abbas, and thank you, Focal, for providing such an exceptional space for audio enthusiasts.
Deepak Patel
Deepak Patel
I am associated with AV industry especially VoIP and V2IP since many years. So I am aware about the voice quality in general. However the real experience at Focal exp center is amazing. This experience center is really a catalyst for customers to decide the product from a wide range of models in the portfolio. Overall- Its Great, Abbasbhai
Anthony Pillay
Anthony Pillay
Focal Systems offers an exceptional experience center for testing their home theater systems. The center is designed to provide customers with a true-to-life, immersive music experience before making a purchase. Here's a detailed description of what you can expect: At the Focal Systems Experience Center, you'll step into a world of audio excellence. The moment you enter, you'll be greeted by a meticulously designed showroom that showcases their cutting-edge home theater systems. The center is a testament to Focal's commitment to delivering high-quality sound experiences. The listening rooms are acoustically optimized to ensure that you can truly feel the power and precision of Focal's speakers. You'll find a wide range of home theater setups, from compact yet powerful systems to full-scale, immersive setups. Each setup is carefully curated to cater to different audio preferences and room sizes, allowing you to find the perfect fit for your needs. Professionally trained staff members are on hand to guide you through the selection process. They will help you choose the right speakers, amplifiers, and components to match your preferences, whether you're a cinephile seeking immersive surround sound or an audiophile looking for pristine music playback. Once you're settled in one of the listening rooms, you'll experience music like never before. The clarity, detail, and depth of Focal's speakers are sure to leave a lasting impression. Whether you're listening to your favorite music tracks or experiencing the latest blockbuster movie, you'll be transported to another world of sound. Focal's commitment to innovation and sound quality is evident in every aspect of their experience center. It's a place where you can not only hear but also feel the music. The center's ambiance and state-of-the-art equipment create an environment where sound is not just heard, but it's experienced on a profound level. In conclusion, Focal Systems' Experience Center is the perfect place to audition their home theater systems. It's a haven for audio enthusiasts and a testament to Focal's dedication to delivering outstanding sound quality. Before investing in a home theater, be sure to visit this center to ensure you're making the right choice for an unparalleled music and movie experience.
Manish Kumawat
Manish Kumawat
I recently visited the Focal Experience Center and had an incredible time. The focal speakers, particularly the Aria 906 and Chora 816 models, sounded absolutely amazing. The setup was impressive and really showcased the speaker's capabilities. I must commend Mr. Abbas for his extensive knowledge about the products and his warm approach to customer service. He patiently answered all my questions and helped me find the perfect setup. His dedication to ensuring customer satisfaction was truly commendable. Overall, a fantastic experience with both the products and the customer service. I highly recommend this store, especially if you're lucky enough to receive assistance from Mr. Abbas.


Polk Audio Signa S4: Immerse Yourself in 3D Sound

The Polk Audio Signa S4 soundbar is designed to elevate your home entertainment experience with its immersive Dolby Atmos 3.1.2 surround sound system and powerful wireless subwoofer. Whether you’re watching the latest blockbuster, enjoying your favorite music, or catching up on TV shows, the Signa S4 promises to transport you into the heart of the action.

Polk Audio Signa S4

Polk Audio Signa S4

Key Features:

  • True Dolby Atmos: Experience 360 degrees of sound with Dolby Atmos certification. Up-firing speakers create a realistic overhead soundstage, placing you right in the middle of the action. Even non-Atmos content can be upmixed for a virtual Atmos experience.
  • Advanced 3.1.2 Channel System: The Signa S4 features a soundbar with seven drivers and a wireless subwoofer, delivering powerful, crystal-clear sound across the entire frequency spectrum.
  • Wireless Subwoofer: Enjoy deep, room-filling bass without the hassle of wires. The wireless subwoofer pairs seamlessly with the soundbar for a truly immersive experience.
  • Customizable Sound Modes: Choose from Movie, Music, and Night modes to tailor the sound to your content and preferences. VoiceAdjust™ technology allows you to boost dialogue clarity without affecting the overall sound mix.
  • Easy Setup: Connect the Signa S4 to your TV with just one cable (HDMI, optical, or aux) and enjoy instant sound improvement. The soundbar is also pre-programmed to work with most TV remotes.
  • Sleek Design: The low-profile design won’t block your TV or sensor, and the soundbar can be wall-mounted for a clean look.
  • Bluetooth Connectivity: Stream music wirelessly from your phone, tablet, or other Bluetooth devices.


  • Immersive sound: Dolby Atmos creates a realistic and engaging listening experience, putting you right in the center of the action.
  • Powerful bass: The wireless subwoofer delivers deep, room-filling bass that adds depth and impact to your movies, music, and games.
  • Crystal-clear dialogue: VoiceAdjust™ technology ensures you never miss a word, even in action-packed scenes.
  • Versatile: Enjoy great sound with movies, music, TV shows, and more.
  • Easy to use: Set up the Signa S4 in minutes and enjoy instant sound improvement.
  • Sleek and stylish design: The soundbar looks great in any home theater setup.

Who is it for?

The Polk Audio Signa S4 is a great choice for anyone looking to upgrade their home entertainment sound without breaking the bank. It’s perfect for movie lovers, music enthusiasts, and anyone who wants to enjoy their TV shows and games with better sound quality.

Additional points to consider:

  • The Signa S4 requires an HDMI eARC connection for Dolby Atmos functionality.
  • While the soundbar delivers a good soundstage, it may not be as wide as dedicated surround sound systems.
  • Some users may find the bass from the subwoofer to be overpowering.


Product Technical information

Product Technical information

Polk Audio Signa S4: Frequently Asked Questions

Q: What is the Polk Audio Signa S4?

A: The Signa S4 is a Dolby Atmos certified 3.1.2 soundbar system with a wireless subwoofer, designed to enhance your home theater experience. It delivers powerful, immersive 3D sound for movies, music, and TV shows.

Q: Is the Signa S4 easy to set up?

A: Yes, the Signa S4 is very easy to set up. Simply connect it to your TV with an HDMI cable or optical cable, and you’re ready to go. The wireless subwoofer automatically connects to the soundbar.

Q: What size TVs is the Signa S4 compatible with?

A: The Signa S4 is compatible with all TV sizes, including the latest 8K Ultra-HD TVs.

Q: Does the Signa S4 deliver true Dolby Atmos sound?

A: Yes, the Signa S4 is Dolby Atmos certified, meaning it can reproduce the height channels that create the immersive 3D sound experience. However, it requires an HDMI eARC connection to your TV to deliver true Dolby Atmos.

Q: What type of connections does the Signa S4 have?

A: The Signa S4 has an HDMI eARC connection, an optical connection, and a Bluetooth connection. You can use the HDMI eARC connection to get the best possible sound quality, including Dolby Atmos.

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