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Polk Audio

Polk Audio 70-RT Full-Range Bandpass Dual-Port In-Ceiling Loudspeaker

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About the Polk Audio 70-RT In-Ceiling Speaker

The Polk Audio 70-RT Full-Range Bandpass Dual-Port In-Ceiling Loudspeaker delivers surprisingly full-bodied full-range performance. The unique 3-way driver array means you get full-size speaker performance in a speaker the size of a small inset lighting fixture.

Polk Audio 70-RT In-Ceiling Speaker Features

  • Extra deep well design with a Cassini oval woofer mounted above and behind the main driver & tweeter array, for broad coverage and dynamic full-range audio performance
  • Painted to match your decor, Vanishing Series built-in speakers are virtually indistinguishable from their surroundings
  • Enhanced, reengineered ring radiator tweeters extend top-end response for incredible details and realistic imaging
  • Easy one-cut, drop-in installation puts built-in audio within reach, with Perfect Fit templates, a precision flange and (available) pre-construction brackets; achieve secure, vibration-free efficiency with a simple turn of the patented Rotating Cam system

Polk Audio 70-RT In-Ceiling Speaker Specifications

Midrange Type Dynamic Balance driver with mineral-filled polypropylene cone
Subwoofer Type Dynamic Balance woofer with mineral-filled polypropylene cone
Lower -3dB Limit 48 Hz
Nominal Impedance 8 ohms
Efficiency 90 dB
Recommended Amplifier Power 10-125 watts per channel
Inputs Gold-plated spring-loaded posts
Mounting Depth (assumes 1/2) 7.88" / 200.15 mm
Tweeter Type Silk/polymer
Overall Depth 8.38" / 212.85 mm
Overall Diameter 8.16" / 207.26 mm
Diameter Tweeter: 0.75" / 19.05 mm
Midrange: 2.5" / 63.5 mm
Subwoofer: 7" / 177.8 mm
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