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SoundTube 4" 2-way In Ceiling Speaker in Black with BroadBeam® Tweeter

SoundTube CM400i In Ceiling Speaker in Black

One 4.0 inch polypropylene woofer and one 1.0 inch convex aluminum tweeter with FerroFluid cooling. Rapid installation blind-mount, fixed- wing mounting mechanism with constant tension design affixing to ceiling thicknesses ranging from 0.025 inch (0.6 mm) to 1.87 inch (47.5 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 in-field painting. Powder-coated steel grille for lasting durability. 90 dB average sensitivity offers high-output capabilities and reduced amplification costs. UL 1480 (UEAY) and 2043 approved.

Included accessories: Color-coded (orange) tile bridge, paint mask, Euroblock connector and UL cover plate.

Owner's Manual | Tech Sheet | CM400i Drawing | GLL | EASE 4.0 | EASE 3.0 | CLF 1 | CLF 2 | A&E Specs | Revit | DXF | PDF Drawing | 

About SoundTube
More Information
Manufacturer's CategoryCMi In-Ceilings
Shipping Weight7.25 lbs / 3.29 kg
Carton Height9.25 in / 234.95 mm
Carton Length10 in / 254 mm
Carton Width10 in / 254 mm
Enclosure PropertiesABS, Ported, Steel
Enclosure Volume104 cu in / 1704.25 cu cm
Included AccessoriesConduit Plate, Euroblock, Grille, Paint Mask, Tile Bridge
Optional AccessoriesBlack Grill (GRL-CM400-BK)|Tile Bridge (AC-CMEZ42-TB)|Pre-Construction Bracket (AC-CMEZ4-PCB)|Junction Box (AC-CM-JBOX)|Connector (EUROBLOCK)
Source Inputs4 Pin 5.08mm Euroblock
Backcan Diameter6.05 in / 153.7 mm
Backcan Height6.55 in / 166.4 mm
Coverage Angle (-6dB @ 2kHz) 65°
Crossover Frequency1.8 kHz
Cutout Width/Diameter6.6 in / 167.6 mm
Directivity Factor (Q) (Averaged 100Hz - 10kHz, @ 2kHz)4.6 and 4.3
Directivity Index (DI) dB (Averaged 100Hz - 10kHz, @ 2kHz)5.6dB and 6.3dB
Frequency Response (± 10 dB)75 Hz - 22 kHz
Frequency Response (± 3 dB)90 Hz - 22 kHz
Grille PropertiesBlack, Standard-Flange, Magnetic, Powder-Coated, Paintable, Steel
Low Frequency Voice Coil0.75 in / 19 mm
Low Pass Crossover12 dB per octave 2nd order
Magnetically BoostedNo
Max. Ceiling Thickness1.87 in / 47.5 mm
Max. Continuous Power RMS20W
Max. Program Power40 W
Minimum Impedance (Ω Ohms)3.3 Ω
Minimum Ceiling Thickness0.02 in / 0.6 mm
Network Type: High Pass12 dB per octave 2nd order
Nominal Impedance (Ω Ohms)4 Ω
Tweeter Driver1" Convex Aluminum w/ BroadBeam® Waveguide
Woofer Driver4" Polypropylene
Sensitivity dB @ 1W/1M87 dB
Sensitivity dB @ 2.83V/1M90 dB
Tap SelectorRotary Switch
Transformer Options25 / 70.7 / 100 V, 4 Ohm direct
Transformer Taps (25V/70.0V/100V)2.5W/20W/20W
Visible Diameter8.15 in / 207 mm
Visible Height0.47 in / 11.9 mm
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