Polk Audio CSiA4 Centre Channel Speaker

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Polk Audio


Polk Audio CSiA4 Centre Channel Speaker 

The CSiA4 is a high performance center channel speaker for smaller rooms and challenging placement situations. It features two 5 1/4-inch Dynamic Balance® drivers, one 1-inch Dynamic Balance dome tweeter for spot-on imaging, seamless soundstage and natural sounding voices. With the asymmetric cabinet design, you gain the flexibility to placing the CSiA4 above or below the TV and aim it at your position.

Key Features

  • Classic Polk Audio sound quality in a compact bookshelf speaker
  • Custom butyl rubber surrounds and anti-diffraction grilles produce a lifetime of reliable sound
  • Polished cherry hardwood veneer cabinet finish

 

  • Orientation
    Horizontal
  • Height
    6.875" (17.46 cm)
  • Width
    20" (50.8 cm)
  • Depth
    8.75" (22.23 cm)
  • Weight
    15.5 lbs (7.03 kg)
  • Front Array Driver Complement
    • (2)  5.25" (13.34 cm) d (Round) Dynamic Balance drivers with polymer composite cones and rubber surrounds - Midrange
    • (1)  1" (2.54 cm) d (Round) Dynamic Balance silk polymer dome - Tweeter

AUDIO QUALITY

  • Total Frequency Response
    55 Hz → 27,000 Hz
  • Nominal Impedance
    8 ohms
  • Sensitivity (1 watt @ 1 meter)
    89 dB
  • Lower and Upper -3dB Limits
    65 Hz → 26,000 Hz

EXTERNAL AMPLIFIER

  • Recommended Amplifier Power Per Channel
    20 watts → 180 watts

INPUTS

  • Audio Inputs
    • Speaker Inputs
      (1) Pair of 5-way Binding Posts - Gold-Plated

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