Polk Audio Signa S4 Soundbar
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Polk Audio Signa S4 Soundbar with Dolby Atmos
Experience cinematic 3D sound at home with the award-winning Polk Audio Signa S4 soundbar system. Featuring Dolby Atmos technology, this premium soundbar delivers immersive audio for movies, music, and TV shows with crystal-clear dialogue and powerful bass from the included wireless subwoofer.
Key Features
- Dolby Atmos 3D Audio - Immersive overhead sound creates a three-dimensional listening experience
- VoiceAdjust™ Technology - Enhances dialogue clarity for crystal-clear speech
- 7-Driver Array - Precision-tuned speakers deliver rich, detailed sound across all frequencies
- 5.9" Wireless Subwoofer - Deep, powerful bass without the clutter of cables
- Bluetooth Connectivity - Stream music wirelessly from your smartphone or tablet
- HDMI eARC - High-quality audio connection with compatible TVs
- Multiple Inputs - HDMI, optical, and 3.5mm analog connections for versatile setup
Complete Technical Specifications
| Soundbar Dimensions | 41.2" × 3.7" × 2.4" (1046 × 95 × 60 mm) |
| Subwoofer Dimensions | 7.9" × 12.9" × 11.0" (200 × 328 × 280 mm) |
| Audio Technology | Dolby Atmos, VoiceAdjust™ |
| Total Drivers | 7-driver array (soundbar) + 1 subwoofer driver |
| Soundbar Driver Configuration | • L/R Tweeter: (2) 1" / 25mm Round • L/R Mid: (2) 4.7" × 1.6" / 120mm × 40mm Racetrack • Full Range Center: (1) 1" / 25mm Round • L/R Elevation: (2) 2.6" / 66mm Round |
| Subwoofer Driver | 5.9" / 150mm Round Woofer |
| HDMI Connectivity | (1) HDMI with eARC (Enhanced Audio Return Channel) |
| Digital Audio Input | (1) Optical Digital Input |
| Analog Audio Input | (1) 3.5mm Analog Input |
| Wireless Connectivity | Bluetooth |
| USB Port | (1) USB-A (for firmware updates) |
| Wireless Subwoofer | Yes - Wireless connection to soundbar |
| Color | Black |
| Manufacturer | Polk Audio |
| Product Type | Soundbar System with Wireless Subwoofer |
| Mounting Options | Tabletop or Wall-mountable (template included) |
What's in the Box
- Polk Audio Signa S4 Soundbar
- Wireless Subwoofer
- Remote Control with Batteries
- HDMI Cable
- Optical Cable
- Power Cables (2)
- Wall Mount Template
- Quick Start Guide
Perfect For
The Polk Audio Signa S4 is ideal for home theater enthusiasts seeking premium Dolby Atmos sound without the complexity of a full surround system. Perfect for TVs 50" and larger, this soundbar delivers cinema-quality audio for movies, sports, gaming, and music streaming. The wireless subwoofer provides flexible placement options while maintaining powerful, room-filling bass.
Caring for your Speakers and Amplifiers
To Keep your equipment safe these are some best practices to note. Please be advised that this is only to reduce the risk of misuse and is not an exhaustive list.
Speakers
- Speaker terminals are marked red and black, ensure your amplifier to the speakers are wired on the same colours
- Ensure no loose speaker wire from the red touches a loose wire from the black as this will lead to a short circuit and damage either the speaker, the amplifier or both.
- Not all speakers are designed to play at max volume, kindly consider the pairing of your amplifier and speakers
- Speaker cabinets cannot be replaced please handle with care.
AV & Stereo Amplifiers
- If your amplifier has HDMI ports, ensure all devices are off before plugging in the HDMI cable
- Turn off the amplifier before swoping out or adding speaker cable
- Amplifiers generate heat, place them in a well ventilated space. if possible avoid having anything on top of the unit.
- adding a surge protector can assist with power dips which are likely to damage your devices. Isotek and Furman are industry standard.
- Dusty environments can sometimes lead to accumulation of dust in the electronic components that might affect heat regulation
Shipping & Returns
- Free shipping on orders over R500 within the country.
- Standard delivery within 2–5 business days. Delays will be communicated. This might vary slightly depending on your location.
- Return items in original condition for a full refund. (unopened state)
- Returns that are open/unboxed will be subject to a handling fee. Refunds will only be processed after testing the unit.