Soundtube CM31-EZ-BK 3 inch Premium Full Range Weatherized In-Ceiling Speaker

The SoundTube CM31-EZ is engineered for rapid installation and low profile mounting for smaller venues.

SKU: ST-CM31-EZ-BK

MSRP: $131.05

The CM31-EZ is a premium full-range 3-inch in-ceiling speaker for applications requiring 8 ohm or distributed audio solutions. The CM31-EZ incorporates low profile grille with a total visible footprint of 6.3 inch diameter and an integrated backcan and driver design for ultra compact in-ceiling installations. The in-ceiling speaker includes a six-position tap switch with a transformer bypass position. A tile bridge and mounting hardware are included and features a fast and secure constant tension SpeedWing mounting system. The CM31-EZ incorporates weatherized components for indoor/outdoor applications.

One 3" (76.2 mm) full-range high-extrusion, high-fidelity polypropylene driver with butyl rubber surround
Weatherized components for indoor/outdoor applications
Shallow 3.5" (88.9 mm) deep all-steel backcan with integrated driver and baffle configuration
Ultra-compact design with a total visible footprint of less than 6.3" (160.6 mm) diameter
Rapid installation, blind-mount, fixed-wing mounting mechanism with constant tension design affixing to wall thicknesses ranging from 0.1" (2.5 mm) to 1.5" (38.1 mm)
Corrosion-resistant, powder-coated aluminum grille with snap fit attachment
UL 1480 (UEAY) and 2043 approved
High quality black or white paint finish
Included accessories: Tile bridge
Optional accessories: Pre-construction bracket (AC-CM3-PCB) and 10-inch powered subwoofer (SM1001p)

SPECIFICATIONS

System Type	3" full-range, in-ceiling (10W transformer for 25/70.7/100V or transformer bypass position)
Sensitivity dB @ 2.83V/1 m	85.0 dB
Sensitivity dB @ 1W/1 m	85.0 dB
Frequency Response (-3 dB)	218 Hz - 14 kHz
Low Frequency (-10 dB)	135 Hz - 22 kHz
Max. Program Power	40W
Max. Continuous Power RMS	20W
Max. Power SPL @ 1 m	98.0 dB
Coverage Angle (-6 dB @ 2 kHz)	175°
Coverage Angle (-6 dB @ 10 kHz)	45°
Coverage Angle (Averaged from 2 to 10 kHz)	120°
Directivity Factor (Q)	4.5 (averaged 100Hz - 10kHz), 3.5 (2kHz)
Directivity Index (DI) dB	5.3 (averaged 100Hz - 10kHz), 5.2 (2kHz)
Tap Selector (Transformer Accessory Only)	Six-position rotary switch or transformer bypass position
Transducer - Full-Range Driver	3" (76.1 mm) Polypropylene driver with butyl rubber surround
Low Frequency Voice Coil	0.75" (19.0 mm)
Enclosure Material	ABS baffle, steel backcan
Grille	Corrosion-resistant, powder-coated aluminum
Inputs	Hardwire lead
Colors	Black or White
Backcan Dimensions (H x Dia)	3.5" (88.9 mm) x 5.5" (139.7 mm)
Visible Dimensions (H x Dia)	0.6" (15.2 mm) x 6.3" (160.6 mm)
Weight	3.1 lbs (1.4 kg)
Shipping Weight	4 lbs (1.8 kg)

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