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Polk Audio Signa S3 review: solid audio upgrade with Chromecast

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Polk Soundbar



Tyler Hayes/Business Insider


  • The Polk Signa S3 soundbar with wireless subwoofer provides improved audio performance over most built-in TV speakers.
  • Though the 2.1-channel soundbar can get quite loud, its physical size is small enough to fit under most displays.
  • The S3 comes in at $250, which provides solid value for the audio performance and features you get, but the device is missing integrated digital assistant support and surround sound.
  • Going beyond movies and shows, the Signa S3 can also function as a music speaker using Chromecast audio or Bluetooth.

Though built-in speakers on TVs have improved somewhat over the last few years, most displays are still lacking in the audio department. This is usually a result of the thinness of modern TVs squeezing out the physical room that quality speakers need.

As a solution,

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