Soundtube CM400I 4" 2-way In Ceiling Speaker with BroadBeam Tweeter

Soundtube SKU: CM400I-BK
No reviews

Model: Black
Sale price$223.50


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: Paint mask, Euroblock connector and UL cover plate, and choose between a color-coded (orange) tile bridge or a pre-construction bracket.

Manufacturer SoundTube
Manufacturer's Category CMi In-Ceiling
Shipping Weight 7.25 lbs / 3.29 kg
Carton Height 9.25 in / 234.95 mm
Carton Length 10 in / 254 mm
Carton Width 10 in / 254 mm
Certifications CE, RoHS, UL1480A, UL2043
Enclosure Properties ABS, Ported, Steel
Enclosure Volume 104 cu in / 1704.25 cu cm
Included Accessories Conduit Plate, Euroblock, Grille, Paint Mask, Choose Between a Tile Bridge or Pre-Construction Bracket
Optional Accessories Black Grille (GRL-CM400-BK)|Flangeless Magnetic Grille (WHITE ONLY) (GRL-CM42EZ-II-RD-WH)|Tile Bridge (AC-CMEZ42-TB)|Pre-Construction Bracket (AC-CMEZ4-PCB)|Junction Box (AC-CM-JBOX)|Connector (EUROBLOCK)
Source Inputs 4 Pin 5.08mm Euroblock
Backcan Diameter 6.05 in / 153.7 mm
Backcan Height 6.55 in / 166.4 mm
Coverage Angle (±6dB @ 2kHz) 65°
Crossover Frequency 1.8 kHz
Cutout Width/Diameter 6.6 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 Properties Black, Standard-Flange, Magnetic, Powder-Coated, Paintable, Steel
Low Frequency Voice Coil 0.75 in / 19 mm
Low Pass Crossover 12 dB per octave 2nd order
Max. Ceiling Thickness 1.87 in / 47.5 mm
Max. Continuous Power RMS 20W
Max. Program Power 40 W
Minimum Impedance (Ω Ohms) 3.3 Ω
Minimum Ceiling Thickness 0.02 in / 0.6 mm
Network Type: High Pass 12 dB per octave 2nd order
Nominal Impedance (Ω Ohms) 4 Ω
Tweeter Driver 1" Convex Aluminum w/ BroadBeam® Waveguide
Woofer Driver 4" Polypropylene
Sensitivity dB @ 1W/1M 87 dB
Sensitivity dB @ 2.83V/1M 90 dB
Tap Selector Rotary Switch
Transformer Options 25 / 70.7 / 100 V, 4 Ohm direct
Transformer Taps Max. Setting (25V/70.7V/100V) 2.5W/20W/20W
Visible Diameter 8.15 in / 207 mm
Visible Height 0.47 in / 11.9 mm

At Creartion Networks, we do everything we can to create an excellent customer experience. This includes fast shipping and easy returns.

  • Most in-stock orders placed Monday-Friday before 1PM PST ship the same day. Orders placed after 1PM will ship the next day of business. General restrictions apply; please see our full shipping policy here.
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