The black CM400i 4" Coaxial In-Ceiling Speaker by SoundTube is a two-way, blindmount, in-ceiling speaker that delivers effective low-end response and optimal off-axis performance. The CM400i speaker design incorporates a low-profile grille and five position tap switch with a transformer bypass position. Mounting hardware is included and features a fast and secure constant-tension fixed-wing mounting system.
- One 4" polypropylene woofer and one 1" convex aluminium tweeter with FerroFluid cooling
- Rapid installation blind-mount, fixed-wing mounting mechanism with constant tension design affixed to ceiling
- 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
- High-quality black paint finish
In the Box
SoundTube Entertainment CM400i 4" Coaxial In-Ceiling Speaker (Black)
- Color-coded (orange) tile bridge
- Paint mask
- UL cover plate
- Limited 5-Year Warranty
Speaker Type | 48" coaxial, in-ceiling, ported (20 W transformer for 25, 70.7, 100 VDC or transformer bypass) |
Impedance | 4 ? nominal |
Sensitivity | 90 dB @ 2.83 V/1 m 87 dB @ 1 W/1 m (1 W 1 m sensitivity determined using nominal impedance) |
Frequency Response | 90 Hz - 22 kHz @ -3 dB 75 Hz - 22 kHz @ -10 dB (Frequency response measured in half or full space as dictated by speaker mounting configuration) Frequency response measured in half or full space as dictated by speaker mounting configuration. |
Max. Program Power | 40 W (Max program power is 3 dB above max continuous power) |
Max. Continuous Power RMS | 20 W (Continuous power rating, EIA-426-B test) |
Max. power SPL | 100 dB @ 1 m (Max output based on max continuous power) |
Coverage Angle | 100� (-6 dB @ 2 kHz) 65� (-6 dB @ 10 kHz) 95� (averaged 2-10 kHz) |
Directivity Factor | 4.6 (averaged 100 Hz - 10 kHz) 4.3 (2 kHz) |
Directivity Index | 5.6 dB (averaged 100 Hz - 10 kHz) 6.3 dB (2 kHz) |
Tap Selector | 5-position rotary switch with transformer bypass position |
Transducer | Low-Frequency Driver: 4" (102 mm) Polypropylene cone, butyl rubber surround High-Frequency Driver: 1" (25 mm) Silk dome tweeter |
Voice Coil | Low-Frequency: 0.75" (19 mm) |
Crossover Frequency | 1.8 kHz |
Network Type | Low and High Pass 12 dB per octave, 2nd order |
Certifications | UL 1480 and 2043 Approved CE Approved |
RoHS | Approved |
Input Connector | 1 x 4-pin, Euroblock terminal |
Color | Black |
Mounting Holes Diameter | 6.6" (167.6 mm) |
Ceiling Thickness | 0.025 to 1.87" (0.6 to 47.5 mm) minimum to maximum |
Dimensions (� x D) | 6.05 x 6.55" (153.7 x 166.4 mm) |
Weight | 5.5 lb (2.5 kg) |
Packaging Info |
Package Weight | 7.0 lb |
Box Dimensions (LxWxH) | 10.0 x 10.0 x 9.0" |
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