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Polk Audio Signa S4 — product viewPhoto 1 / 3
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Polk Audio Signa S4
Audio. A closer look.
Polk Audio Signa S4 is designed for listening to compatible audio sources. Connectivity: Analog, Bluetooth, HDMI, Optical, USB.
- Connectivity Technology: Analog, Bluetooth, HDMI, Optical, USB
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A suitable listening setup.
A detail worth knowing.
Check audio inputs, power requirements and any device compatibility limits.
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THE DETAILS THAT MATTER
Useful specifications.
- Connectivity Technology
- Analog, Bluetooth, HDMI, Optical, USB
Product details updated 2026-09-28.
A few useful answers.
How does it connect?
Analog, Bluetooth, HDMI, Optical, USB. Confirm the selected variant before ordering.
About this overview
Product details updated 2026-09-28.
Product reference
Product reference: B09J753M18 · Brand: Polk Audio