Definitive Technology Demand Series D11 High-Performance Bookshelf Speakers - Pair (Black)


Definitive Technology Demand D11 high-performance bookshelf speakers deliver full-range, room-filling sound and precise imaging in a modern, elegant styling. Featuring technology advancements to both our aluminum dome tweeter and midrange/woofer sections, each speaker delivers an unrivaled sweet spot, smoother high-frequency reproduction, and three-dimensional imaging for the most technically-advanced, premium bookshelf listening experience.

Definitive Technology Demand Series D11 High-Performance Bookshelf Speakers - Pair (Black)

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SKU DEMAND11B Categories ,


  • Dimensions (H x W x D): 13″ x 7.25″ x 12.5″
  • Driver enclosure type: MDF cabinet with extruded natural bead-blasted aluminum front baffle
  • Driver complement
    • 6.5″ diameter polypropylene BDSS bass – mid/woofer
    • 1″ diameter annealed aluminum dome and laterally offset – tweeter
    • 6″ x 10″ (H x W) passive – bass radiator
  • Total frequency response: 48Hz – 24Hz
  • Nominal impedance: 8 ohms
  • Sensitivity (1 watt @ 1 meter): 90dB
  • Lower and upper – 3dB limits: 61Hz – 22Hz
  • Mounting type: 1/4″ – 20 threaded insert
  • Speaker inputs: 5-way binding posts – gold plated
  • Recommended amplifier power per channel: 20W – 200W
  • A/V receiver crossover settings: Small (60Hz)

Product Highlights:

  • pair of high-performance bookshelf speakers for music or home theater
  • 1″ aluminum dome tweeter with 20/20 Wave Alignment Lens™ for excellent high-frequency performance
    • laterally offset tweeter assembly helps creates a precise center stereo image
  • 6-1/2″ BDSS™ (Balanced Double Surround System) polypropylene woofer for smooth midrange and punchy bass
    • Linear Response Waveguide™ provides smooths off-axis frequency response and even sound dispersion
  • 6″ x 10″ racetrack-shaped passive radiator for increased bass extension
  • frequency response: 61-22,000 Hz (-3dB)
  • recommended amplifier power: 20-200 watts
  • sensitivity: 90 dB
  • impedance: 8 ohms
  • 5-layer piano black high-gloss finish
  • aluminum front baffle
  • removable magnetic grille
  • two sets of binding posts for bi-amping or bi-wiring
  • 7-5/16″W x 13-1/16″H x 12-15/16″D each
  • weight: 19 lbs. each


Definitive Technology

Additional information

Weight 50 lbs
Dimensions 12.5 × 7.25 × 13 in
Speaker Placement

Front – Left / Right, Rear / Surround


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