Definitive Technology Demand Series D7 - Bookshelf Speakers (Pair)

Key Features

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• 1” Aluminum Dome Tweeter with 20/20 Wave Alignment Lens™
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• Laterally Offset Tweeter Assembly
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• BDSS™ (Balanced Double Surround System) Midrange/woofer
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• Linear Response Waveguide™
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Demand Series D7

\nDefinitive Technology Demand D7 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 mid-range/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. \n

Bass Port

\nBass port in each speaker provides superior low-end extension by smoothly transitioning air flow from the speaker into your listening area for deep, extended bass impact while minimizing turbulence and distortion. \n

Annealed Aluminum Dome Tweeter

\nOur annealed aluminum tweeters are precision engineered to articulate nuance and detail in the high-frequency bands for a crystal-clear listening experience. \n \nAcoustically Transparent Magnetic Grille \n \nThe included acoustically transparent magnetic black speaker grilles provide natural, uncolored sound when placed on the speaker, and remove easily when you want to enjoy looking at them fully uncovered. \n

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• Tech Specs
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• Reviews
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• Q & A
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• Support
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\nAcoustically Transparent Magnetic Grille \n \nThe included acoustically transparent magnetic black speaker grilles provide natural, uncolored sound when placed on the speaker, and remove easily when you want to enjoy looking at them fully uncovered. \n

1" ALUMINUM DOME TWEETER WITH 20/20 WAVE ALIGNMENT LENS™ AND LATERALLY OFFSET TWEETER ASSEMBLY

\nCoupled with our new 20/20 Wave Alignment Lens™, our annealed aluminum dome tweeter delivers smoother high frequency response and improved dispersion for a rich and balanced listening experience. Offsetting the tweeter by 5° delivers a more precise center stereo image by eliminating undesirable symmetric diffraction off the corners of the front baffle. \n

EXTRUDED ALUMINUM FRONT BAFFLE

\nClean, modern industrial design with a bead blasted finish provides a timeless look and feel that fits any décor. \n

Specifications

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Quantity Included	Pair
Orientation	Vertical
Height	9.75" (24.77 cm)
Width	5.5" (13.97 cm)
Depth	8.75" (22.23 cm)
Driver Enclosure Type	Bass-ported MDF cabinet with extruded natural bead-blasted aluminum front baffle
Driver Complement	(1)  4.5" (11.43 cm) d (Round) Polypropylene BDSS Bass - Mid/Woofer \n \n(1)  1" (2.54 cm) d (Round) Annealed Aluminum Dome and Laterally Offset - Tweeter
Total Frequency Response	57 Hz → 24,000 Hz
Nominal Impedance	4 ohms
Sensitivity (1 watt @ 1 meter)	85 dB
Lower and Upper -3dB Limits	67 Hz → 22,000 Hz
Speaker Inputs	(1) Pair of Binding Posts - Gold-Plated
Available Orientations	Vertical
Mounting Type	3/8 in - 16 Threaded Insert
Available Orientations	Vertical
Mounting Location	Back of Speakers
Recommended Amplifier Power Per Channel	20 watts → 125 watts
A/V Receiver Crossover Settings	Small (80 Hz)