The Soundtube CM31-EZ is a premium full-range 3-inch in-ceiling speaker for applications requiring 8 ohm or distributed audio solutions. The Soundtube CM31-EZ incorporates low profile grille with a total visible footprint of 6.3 inch diameter and an integrated back can 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 feature a fast and secure constant tension Speed Wing mounting system. The CM31-EZ incorporates weatherized components for indoor/outdoor applications.
Soundtube CM31-EZ one 3 inch (76.2 mm) full-range high-extrusion, high-fidelity polypropylene driver with butyl rubber surround. Weatherized components for indoor/outdoor applications. Shallow 3.5 inch (88.9 mm) deep all-steel back can with integrated driver and baffle configuration. Ultra-compact design with a total visible footprint of less than 6.3 inch (160.6 mm)diameter. Rapid installation, blind-mount, fixed-wing mounting mechanism with constant tension design affixing to wall thicknesses ranging from 0.1 in. (2.5 mm) to 1.5 in. (38.1 mm). Corrosion-resistant, powder-coated aluminum grille with snap fit attachment. Ceramic input terminal accepts up to 10 gauge plenum rated signal wire and includes thermal fuse. Suitable for use in voice alarm applications subject to EU regulations EN60849 and BS5839-8. UL 1480 (UEAY) and 2043 approved. Included accessories: Tile bridge.
CM31-EZ Specs
Low Frequency(-10 dB)
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135 Hz – 22 kHz
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Sensitivity
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85.0 dB
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Power Capacity RMS
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20 W
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Max SPL dB @ 1 M
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98.0 dB
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Nominal Impedance
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8 ohm
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Transformer Options
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25 / 70.7 / 100 Volt option with a 8 Ohm direct
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Full-Range Drivers
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3″ poly
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Connections
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4 position ceramic terminal strip
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Visible Height
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15.2 mm (0.6 in.)
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Visible Diameter
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160.6 mm (6.3 in.)
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Back can Height
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88.9 mm (3.5 in.)
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Back can Diameter
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139.7 mm (5.5 in.)
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Weight
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1.4 kg (3.1 lbs.)
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Shipping Weight
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1.8 kg (4.0 lbs.)
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Optional Accessory
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Pre-construction bracket (AC-CM3-PCB) and 10″ powered subwoofer (SM1001p)
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Colors
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Black / White, or Custom
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