SoundTube CM31-EZ 3" In-Ceiling Speaker Master Pack, White, 8-Units

SKU: SOCM31EZWHMP MFR: CM31-EZ-WH MP
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Key Features

  • Enjoy exceptional sound quality with these 3" in-ceiling speakers, perfect for commercial spaces.
  • This master pack includes 8 white SoundTube speakers, simplifying large installations and saving time.
  • Achieve wide, even sound dispersion with a 45-degree coverage angle, enhancing audio clarity.
  • Easily adjust the transformer tap settings (25V/70.7V/100V) for optimal audio performance.
  • Benefit from durable ABS glass fiber enclosures, ensuring long-lasting reliability for your sound system.
  • These 8-Ohm impedance speakers deliver balanced audio, ideal for background music and paging systems.
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Special Order?Estimated to Ship: 08/22/2025
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SoundTube CM31-EZ Specifications

  • Color

    White

  • Enclosure Properties

    ABS Glass Fiber Reinforced, Injection Molded, Sealed

  • Enclosure Volume

    60 cu in / 983.22 cu cm

  • Source Inputs

    Wire Leads

  • Coverage Angle (-6dB @ 2kHz)

    45 Degree

  • Directivity Factor (Q)

    4.5 and 3.5 (Averaged 100Hz - 10kHz, @ 2kHz)

  • Directivity Index (DI) dB

    5.3dB and 5.2dB (Averaged 100Hz - 10kHz, @ 2kHz)

  • Frequency Response

    115 Hz - 22 kHz ( +/- 10 dB)
    190 Hz - 14 kHz ( +/- 3 dB)

  • Grille Properties

    Aluminum, Black, Standard-Flange, Powder-Coated, Snap-Fit

  • Low Frequency Voice Coil

    0.75" (19mm)

  • Magnetically Boosted

    No

  • Max. Continuous Power RMS

    20W

  • Max. Program Power

    40 W

  • Impedance

    Minimum: 8 Ohm
    Nominal: 8 Ohm

  • Fullrange Driver

    3" Polypropylene driver with butyl rubber surround

  • Sensitivity

    At 1W/1M: 85 dB
    At 2.83 V/1M: 85 dB

  • Tap Selector

    Rotary Switch

  • Transformer Options

    25 / 70.7 / 100 V, 8 Ohm direct

  • Transformer Taps (25V/70.0V/100V)

    1.3W/10W/30W

  • Ceiling Thickness

    Maximum: 1.5" (38.1mm)
    Minimum: 0.1" (2.5mm)

  • Dimensions (Diameter x H)

    Backcan: 5.50 x 3.5" (139.7 x 88.9mm)
    Visible: 6.3 x 0.6" (160 x 15.2mm)
    Cutout Diameter: 5.5" (139.7mm)

  • Weight

    3.1 lbs (1.4kg) (Each)

  • UPC Code

    752830440180

About SoundTube CM31-EZ

It's time to elevate your audio experience with the Soundtube CM31-EZ 3" In-Ceiling Speaker Master Pack. This stylish and durable set of eight white speakers is designed to deliver high-quality sound in any setting. Each speaker features a 3-inch full-range, high-extrusion, high-fidelity polypropylene driver with a butyl rubber surround, ensuring reliable and efficient sound production.

These speakers are not just for indoor use; they come with weatherized components, making them suitable for both indoor and outdoor applications. The ultra-compact design, with a total visible footprint of less than 6.3 inches in diameter, ensures a discreet presence in your space.

The CM31-EZ speakers are housed in a shallow 3.5-inch deep all-steel backcan, integrated with the driver and baffle configuration. This design not only enhances the sound quality but also adds to the durability of the speakers.

Installation is a breeze with the rapid, blind-mount, fixed-wing mounting mechanism. This constant tension design can affix to wall thicknesses ranging from 0.1 inches to 1.5 inches. The speakers are finished with a corrosion-resistant, powder-coated aluminum grille with a snap-fit attachment, adding to their longevity and aesthetic appeal.

The ceramic input terminal accepts up to 10 gauge plenum rated signal wire and includes a thermal fuse. This makes the speakers suitable for use in voice alarm applications subject to EU regulations EN60849 and BS5839-8. They are also UL 1480 (UEAY) and 2043 approved, further testifying to their quality and safety standards.

In summary, the Soundtube CM31-EZ 3" In-Ceiling Speaker Master Pack is a cost-effective, high-quality solution for those seeking to install multiple speakers in their ceiling.

SoundTube CM31-EZ Features

  • One 3" (76.2mm) full-range high-extrusion, high-fidelity polypropylene driver with butyl rubber surround
  • Weatherized components for indoor/outdoor applications
  • Shallow 3.5" (88.9mm) deep all-steel backcan with integrated driver and baffle configuration
  • Ultra-compact design with a total visible footprint of less than 6.3" (160.6mm) Diameter
  • Rapid installation, blind-mount, Fixed-Wing mounting mechanism with constant tension design a Fixing to wall thicknesses ranging from 0.1" (2.5mm) to 1" (38.1mm)
  • Corrosion-resistant, powder-coated aluminum grille with snap fit attachment
  • High quality black painted finish

Warranty Information

This product has a limited warranty of 60 months.

Key Features

  • Enjoy exceptional sound quality with these 3" in-ceiling speakers, perfect for commercial spaces.
  • This master pack includes 8 white SoundTube speakers, simplifying large installations and saving time.
  • Achieve wide, even sound dispersion with a 45-degree coverage angle, enhancing audio clarity.
  • Easily adjust the transformer tap settings (25V/70.7V/100V) for optimal audio performance.
  • Benefit from durable ABS glass fiber enclosures, ensuring long-lasting reliability for your sound system.
  • These 8-Ohm impedance speakers deliver balanced audio, ideal for background music and paging systems.

What's in the box:

  • 8x CM31-EZ 3 " In-Ceiling Speaker (White)
  • 8x Grille
  • 8x Tile Bridge
  • 8x Paint Mask
  • 16x Wire Nuts
  • 8x UL-Listed Conduit Connector
  • SoundTube 5 Year Limited Warranty