Definitive Technology Dymension DM80 Bipolar Tower Speaker w/12″ Powered Subwoofer


Definitive Technologies new flagship DM80 replaces the well respected BP9080 Bipolar Tower speakers.  Here’s the Dymension DM80 .pdf spec sheet

The optional Dymension DM90 integrated height module attaches to Dymension DM80 & DM70 bipolar tower speakers to provide upward-firing drivers that make the towers Dolby Atmos/DTX:S enabled.

SKU: Dymension DM80 Category: Tag:

Introducing Definitive Technology Dymension™ DM80 Bipolar Tower Speaker w/Built-In 12″ Powered Subwoofer

Dymension DM80 tower speakers deliver dynamic room-filling sound w/extended bass by leveraging Definitive’s signature bipolar arrays, proprietary drivers & integrated 12″ subwoofer

  • Patented Intelligent Bass Control for precise low-end tuning:

    • With the DM80, bass will never get in the way of dialogue and other critical soundtrack elements. Sophisticated digital processing blends subwoofer output with mids and highs to provide powerful deep-bass performance without sacrificing midrange clarity.

  • Crystal Clear Highs:

    • Aluminum oxide tweeter delivers smooth, crisp, sparkling highs throughout the room.

  • The Ultimate Atmos Experience:

    • Get swept away by the action onscreen with stunning immersive sound.

  • Timbre-Matched:

    • Mix and match Dymension, Dymension CI, and Mythos speakers to design your dream home system.


Dimensions (H x W x D) 49.4 x 11.3 x 16.0 in.

55.4 x 11.3 x 16.0 in.  w/optional DM90 height module, sold separately

Weight 83.1 lbs
Color Black
Grille Material Acoustically transparent black cloth (not removable)
Tweeter (2) 1 in. aluminum oxide domes
Midrange/Midbass (4) 5.25 in. BDSS with Linear Response Waveguide
Bipolar Array Fully balanced, adjustable
Bipolar Array Adjustment Fully bipolar (default), forward focus -6dB, variable via bi-amping
Subwoofer System Driver Complement (1) 12 in. subwoofer

(2) 12 in. passive radiators

Frequency Response 23 Hz–30 kHz (-10dB)

28 Hz–23 kHz (-3dB)

Nominal Impedance 4Ω (8Ω compatible)
Sensitivity 90dB (2.83V/1m)
Recommended Amplifier Power Rating 50-300W
Subwoofer Amplifier 500W (Peak) GaN FET
Intelligent Bass Control Variable +/- 12dB
Warranty 2 years
Included Accessories • (4) Adjustable hard floor glides

• (4) Adjustable carpet spikes