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SoundTube - CM800d - 8" In-Ceiling Deep Can Speaker (Single)

SoundTube - CM800d - 8" In-Ceiling Deep Can Speaker (Single)

The CM800d is an 8-inch, two-way, blindmount, in-ceiling speaker that delivers extended low-end response (56 Hz) and optimal off-axis performance (2 to 10 kHz, independently verified). SoundTube's proprietary BroadBeam® waveguide tweeter system delivers consistent high-performance audio across the operating bandwidth.

The CM800d speaker design incorporates an extra deep steel backcan (12.46 in.), a low profile grille, a proprietary motor-board and a five-position tap switch with transformer bypass position.

Mounting hardware is included and features a fast and secure constant-tension fixed-wing mounting system.


  • Patented BroadBeam® waveguide technology delivers a consistent dispersion pattern for maximum intelligibility and edge-to-edge coverage (2 to 10 kHz, independently verified).
  • A 12.46-inch steel DeepCan provides additional bass response
  • One 8.0 inch (203 mm) polypropylene woofer and one 1.0 inch (25 mm) convex titanium tweeter with FerroFluid cooling mounted to a proprietary cast-aluminum baffle and heat sink.
  • Rapid-installation, blind-mount, fixedwing mounting mechanism with constant-tension design affixing to ceiling thicknesses ranging from 0.25 inch (6.4 mm) to 1.91 inch (48.5 mm).
  • Easy-access five-position selectable tap switch for 25-, 70.7- and 100-volt applications with transformer bypass position.
  • Separate tool-free magnetic grille and bezel assembly for ease of install and infield painting.
  • Steel grille with protective powder-coated finish for lasting durability.
  • Sensitivity of 90.5 dB (1 W/1 m) offers high-output capabilities and reduced amplification costs.
  • UL 1480 (UEAY) and 2043 approved.
  • High-quality black or white paint finish.
  • Included accessories: tile bridge, Euroblock connector, conduit plate, support cable, paint mask/installation aid


Manufacturer: SoundTube
Model Number: CM800d
Speaker Type: Ported


Power Handling: 124 W
Impedance: 8 Ohm
Frequency Response: 56 Hz - 22 kHz
Sensitivity: 90.5 dB
Connection Type: Four-pin Euroblock
Selectable 25, 70.7, and 100-volt with transformer bypass position


Woofer: (1) 8" Polypropylene with rubber surround
Mid Range: N/A
Tweeter: (1) 1" Titanium


External Dimensions: .1.08" (H) x 14.76" (D)
Cutout Dimensions: 12.46" (H) x 11.68" (D)
Mounting Depth: 12.46"
Shipping Dimensions: N/A
Weight: 18.8 lbs.
Shipping Weight: 23.8 lbs.
Finish: Black or white
Grille: Painted steel
Warranty: 5 Years
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