Polk Audio Signature S15 Bookshelf Speaker 5.25″ Woofer

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  • Enjoy rich, clean, full-range sound for movies, TV and music with Polk’s New dynamic balance designed acoustic Array
  • (1) 1 inch high-resolution terylene tweeter for crystal clear high frequency response that perfectly reproduces the latest high-resolution Audio files
  • (1) 5.25 inch low distortion mica-reinforced polypropylene cones for clean, clear bass, better linearity, and increased dynamic mid-range
  • Exclusive Polk power port for greater, more impactful bass. Built-in keyhole slots for easy wall mounting
  • New Dynamic Balance Acoustic Array

    Whether upgrading your home theater setup with an advanced Atmos configuration or enjoying your favorite music, Dynamic Balance ensures a rich, clean, full-range sound no matter what you’re listening to. This patented technology eliminates issues that reduce speaker performance.

  • Custom mid-range drivers

    Mica-reinforced polypropylene cones with butyl rubber surrounds, four-layer voice coils, massive ceramic motor structures and high-temperature Conex fiber spiders combine to create drivers of exceptionally high efficiency, for clean, clear bass, better linearity, lower distortion and greater durability.


Speaker System
Recommended Amplifier Power 20 to 100 W
Drivers 1″ / 2.54 cm Terylene Tweeter
5.25″ / 13.34 cm Polypropylene Woofer
Frequency Response 50 Hz to 40 kHz
Impedance 8 Ohms
Wired Connectivity 5-Way Binding Post Pair Input
Crossover 2.5 kHz
Sensitivity 88 dB
Placement & Mounting Options Keyhole(s)
Cabinet Material MDF
Dimensions 7.5 x 12 x 10.2″ / 19.1 x 30.5 x 26 cm
Weight 13.0 lb / 5.9 kg
Packaging Info
Package Weight 29 lb
Box Dimensions (LxWxH) 20 x 15.5 x 14″


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