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Specifications subject to change with out notice.

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Compact Sound Masking System

Compact MS

CMS Sound Masking System

Product Features

  • Integrated System – Digital Sound Generator, Tone Controls, Amplifier
  • Very Easy to Use – Volume, Bass & Treble Control Buttons Allow Quick Adjustment of the Masking Sound
  • Integrated One-Channel 25-Watt Amplifier Compatible with 8-Ohm, 25-Volt and 70-Volt Loudspeakers
  • Non-Periodic Digital Noise Generator
  • Can Power Up to 25 Speakers (up to 560m² – 6,000 sq. ft.)
  • Plenum Speakers or Surface-Mounted Speakers Can Be Used
  • Very Small Size (W×H×D) – 7-7/8″ × 3-3/8″ × 6-3/4″ (200×85×171 mm)
  • Very Low Electrical Consumption
  • Includes a UL and FCC Certified 110-240VAC – 25V DC External Power Supply


The controls allow a broad range of adjustments in various environments, and allow to use either standard plenum loudspeakers or surface-mount speakers for drywall ceiling.Compact Sound Masking System Performance Chart


The CMS Compact Masking System only requires to be connected to a maximum of 25 sound masking loudspeakers to generate the masking sound. The amplifier is compatible with 25-volt, 70-volt or 8-ohm loudspeakers. The loudspeakers are typically installed in the plenum space above the ceiling tiles. In the case of constant voltage loudspeakers (25-volt and 70-volt), all the loudspeakers can be wired in parallel with 18-AWG wire. That allows easy and cost-effective installation.White Noise Speaker Setup


  • Maximum Number of Loudspeakers: 25
  • Amplifier Output: 25 Watts
  • AC Input: 100-240 V, 50-60 Hz
  • Power Consumption: Max 60 W, Typical < 24 W
  • Frequency Response: 100-10,000 Hz
  • Connectors: Screw Terminals
Back of Compact Sound Masking System

Dimensions & Weight

  • Size (W × H × D): 7-7/8″ × 3-3/8″ × 6-3/4″ (200 × 85 × 171 mm)
  • Shipping Size (W × H × D): 13″ × 9″ × 12″ (330 × 230 × 300 mm))
  • Weight: 3.4 lbs (1.55 kg)
  • Shipping Weight: 8 lbs (3.63 kg)

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