Definitive Technology UIW RSS-III In-Ceiling Speaker

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Key Features:

  • Single reference in-ceiling/in-wall surround speaker
  • Equipped with two 5.25-inch bass/mid drivers and two 5.25-inch pressure-driven bass radiators
  • Frequency response: 24Hz – 30kHz
  • Equipped with two 1-inch pure aluminum dome tweeters
  • Outer Dimensions: 9-7/16″ W x 11″ H
  • Cut-Out Size: 8-5/16″ W x 3-7/8″ D x 9-7/8″ H
  • Depth: 3-7/8″
  • Weight: 9.7 Pounds


Download Full Technical Specification

Price Per Pair



Reference In-Ceiling/In-Wall Bipolar Loudspeaker

  • Bipolar arrays evenly disperse sound effects over a broad area
  • Dual 1″ pure aluminum dome tweeters produce pristine highs
  • High dynamic impact with a pair of 3.5″ cast basket drivers and two 3.5″ pressure-coupled Low Bass radiators
  • Integrated dense wood enclosures provide easy installation and consistent high performance

The Definitive Technology Architectural Speaker line delivers high performance sound while remaining practically invisible. Intended for use in custom home theaters of the highest quality, UIW RSS III speakers feature non-resonant medite cabinets, producing the tightest bass, clearest midrange and an ideal combination of direct and ambient sound. The result is uniquely immersive surround performance that completely envelops listeners in an expansive, 360-degree sound stage.

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Definitive Technology

Technical Specification

Download Full Technical Specification


Technical Specifications

  • Outer Dimensions: 9-7/16″ W x 11″ H
  • Cut-Out Size: 8-5/16″ W x 3-7/8″ D x 9-7/8″ H
  • Depth: 3-7/8″
  • Frequency Response: 40 Hz – 30 kHz
  • Driver Complement:
  • – Two 3-1/2″ bass/midrange drivers
  • – Two 3-1/2″ pressure-driven low bass radiators
  • – Two 1″ pure aluminum dome tweeters
  • Recommended Amplification: 10 – 300 watts per channel
  • Finish: White, paintable


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