SoundTube SM31-EZ 3" Surface Mount Speaker, 20W RMS, Black, Single

SKU: SOSM31EZBK MFR: SM31-EZ-BK
$105.05
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Key Features

  • Experience exceptional audio clarity with this SoundTube 3" surface mount speaker.
  • Enjoy versatile placement with this speaker's paintable ABS enclosure and sleek aesthetics.
  • Achieve optimal sound dispersion with a wide 70-degree coverage angle for immersive audio.
  • This UL-approved speaker delivers reliable performance for background music and paging.
  • Easily install this compact speaker in tight spaces, perfect for retail or office environments.
  • Customize your sound system with its 25/70.7/100V transformer for various applications.
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Special Order?Estimated to Ship: 12/01/2025
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Questions & Answers

FAQ

Can the SM31-EZ speaker be used both indoors and outdoors?

Yes, the SM31-EZ speaker features weatherized components, making it suitable for both indoor and outdoor applications.

Is the SM31-EZ speaker difficult to install?

No, the SM31-EZ speaker is designed for easy and rapid installation, with a surface-mount design that allows for low-profile mounting, making it ideal for smaller spaces.

Does the SM31-EZ speaker come with the ability to adjust the direction of sound?

Yes, the SM31-EZ speaker comes with a proprietary attachment that includes an indexed swivel-joint for complete hemispherical aiming to direct sound precisely.

Can I connect the SM31-EZ speaker to other audio equipment?

Yes, the SM31-EZ speaker has an 8 Ohms impedance, allowing it to be compatible with a wide range of audio systems.

Is it possible to enhance the bass response when using the SM31-EZ speaker?

Absolutely, for an enhanced bass response, you can incorporate the SM1001p powered 10" subwoofer with the SM31-EZ speaker.

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SoundTube SM31-EZ Specifications

  • System Type

    3" full-range, surface-mount, 8 Ohms with optional 10W transformer for 25/70.7/100V applications

  • Impedance

    8 Ohms (nominal)

  • Sensitivity

    At 2.83V/1m: 85.0 dB
    At 1W/1m: 85.0 dB

  • Frequency Response

    170 Hz - 14 kHz (- 3 dB)
    120 Hz - 22 kHz (-10 dB)

  • Max. Program Power

    40W

  • Max. Continuous Power RMS

    20W

  • Max. Power SPL

    At 1m: 98.0 dB

  • Coverage Angle

    70 deg. (-6 dB at 2 kHz)
    45 deg. (-6 dB at 10 kHz)
    80 deg. (averaged from 2 to 10 kHz)

  • Angle of Pointability

    0 to 90 deg. vertical 0 to 359 deg. axial (full hemisphere)

  • Directivity Factor (Q)

    4.9dB (averaged 100Hz - 10kHz), 7.1dB (2kHz)

  • Directivity Index (DI)

    5.1dB ( averaged 100Hz - 10kHz), 8.5dB ( 2kHz)

  • Transducer

    Full-Range Driver: 76.1mm (3.0") Polypropylene driver with butyl rubber surround

  • Low Frequency Voice Coil

    19.0mm (0.75")

  • Enclosure Material

    ABS

  • Grille

    Corrosion-resistant, powder-coated aluminum Screw terminal

  • Inputs

    Screw terminal

  • Regulatory

    UL 1480 (UEAY) approved (SM31-EZ and transformer); CE Approved

  • RoHS

    Approved

  • Dimensions (HxWxD)

    Including mounting bracket: 110.4 x 110.4 x 96.9mm (4.35 x 4.35 x 3.81")

  • Weight

    0.6kg (1.4 lbs)

  • UPC Code

    752830446380

About SoundTube SM31-EZ

How can you enhance your audio experience with a speaker that blends high-quality sound with discreet, stylish design The SM31-EZ 3" Surface Mount Speaker is the answer for those seeking a durable, compact, and easy-to-install audio solution. Crafted by Soundtube, a leader in the audio industry, this speaker delivers exceptional performance in a package smaller than a 4" sphere, making it an unobtrusive addition to any space.

The SM31-EZ boasts a full-range sound profile, ensuring that every note and word is heard with crystal-clear clarity. Its proprietary attachment features an indexed swivel-joint, allowing for complete hemispherical aiming, which means you can direct the sound precisely where you need it. Whether you're setting the mood with music or ensuring every participant in a conference room can hear clearly, this speaker is engineered for versatility.

Weatherized components make the SM31-EZ suitable for both indoor and outdoor environments, so you can enjoy high-quality audio in retail spaces, restaurants, patios, educational facilities, and more. The speaker's 8 Ohms impedance ensures compatibility with a wide range of audio systems, and while it's a standalone powerhouse, you can also pair it with the SM1001p powered 10" subwoofer for an even more robust bass response down to 41 Hz (- 10 dB).

Installation is a breeze, thanks to its surface-mount design, which allows for rapid setup and low-profile mounting, perfect for smaller venues where space is at a premium. Choose the SM31-EZ 3" Surface Mount Speaker for an audio experience that is both aesthetically pleasing and sonically satisfying.

SoundTube SM31-EZ Features

  • One 3" (76.1mm) polypropylene driver with butyl rubber surround
  • Weatherized components for indoor/outdoor applications
  • Theft- and corrosion-resistant mounting mechanism with an indexed swivel-joint for precision aiming in any direction
  • Ultra-low profile ZeroReflection ABS enclosure (4" diameter by 3.5" deep, including mounting plate)
  • Corrosion-resistant, powder-coated aluminum grille
  • High quality black paint finish

Warranty Information

This product has a limited warranty of 60 months.

Key Features

  • Experience exceptional audio clarity with this SoundTube 3" surface mount speaker.
  • Enjoy versatile placement with this speaker's paintable ABS enclosure and sleek aesthetics.
  • Achieve optimal sound dispersion with a wide 70-degree coverage angle for immersive audio.
  • This UL-approved speaker delivers reliable performance for background music and paging.
  • Easily install this compact speaker in tight spaces, perfect for retail or office environments.
  • Customize your sound system with its 25/70.7/100V transformer for various applications.

What's in the box:

  • SoundTube SM31-EZ 3 " Surface Mount Speaker
  • SoundTube 5 Year Limited Warranty