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Polk Audio® Universal TV Sound Bar and Wireless Subwoofer System

Model #: Signa S2
Polk Audio
At a Glance
The Omni S2 lets you take legendary Polk Audio sound quality wirelessly into any room of your house. Powered by a 2-channel amplifier, dual 2” full-range drivers produce high performance impact while two passive radiators create deep bass response. With swappable black and white grilles, this ultra-compact wireless speaker can be positioned horizontally or vertically to deliver the highest fidelity with maximum flexibility.
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$99,999.00Save $NaN
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Protection Plans

5 Year Warranty


x 1

Get to know this product.

  • Two 2” full-range drivers powered by a 2-channel amplifier
  • Passive bass radiators supply full low-frequency response
  • Black and white grilles offer versatile style and placement flexibility

Whole-House Audio

Enjoy all the music you love, anywhere in your home, with wireless products that put you in complete control.

Streaming Services

Listen to your favorites on popular music services, like Spotify, Pandora, Amazon Prime and More.

Includes Black and White Grilles

When you get the urge to switch up your speaker’s look to fit your home’s decor... we've got you covered!

The Omni Collection

Stream audio from your phone, tablet or computer, plus add more models anytime, with the first great-sounding wireless music system.

Polk Audio Apps

Control tracks and mix and match other Play-Fi speakers with the Polk Omni app—plus get product firmware updates and more with the Polk Omni Utility app.

Legendary Sound Quality

Signature Polk Audio sound, without any wires or cables, powered by over 40 years of audio heritage.



Wall Mountable:Yes


Remote Control Type:Infrared
Volume Control:Yes


Sold As:Set


Frequency Response:45 Hz - 20,000 Hz


Total Peices1


Included Accessories(1) Power Supply; (1) Black Grille; (1) White Grille
Optional Accessories(1) Polk Omni S2/S2R Bluetooth Adapter - Sold Separate; (1) Designer Grille - Available in 6 different designs - Sold Separate


Electronics Warranty1 year
Drivers Warranty1 year
Original Purchaser OnlyYes

Wireless Speaker

Quantity Included1
OrientationHorizontal; Vertical
Height3.96" (10.06 cm)
Width9.06" (23.01 cm)
Depth3.92" (9.96 cm)
Weight1.2 lbs (0.54 kg)
Front Array Driver Complement(2) 2" (5.08 cm) d (Round) - Midrange; (2) 2" (5.08 cm) d (Round) - Bass Radiator

Wireless Technology

Wireless Protocol802.11 a/b - 2.4 GHz & 5.8 GHz
DTS Play-Fi (App Required)Yes


Audio InputsAnalog 3.5mm Mini-Jack (AUX)

Misc. Specs

Speaker Depth (in.)40.25
Speaker Width (in.)22
Speaker Height (in.)16
Speaker Weight (lbs)25.26
Subwoofer Depth (in.)12.2
Subwoofer Width (in.)6.72
Subwoofer Height (in.)13.4
Subwoofer Weight (lbs)11.46
Bluetooth CapableYes
WarningProposition 65 Warning for California Residents