Pure Resonance Audio 120W Multi Zone Rack Mount Sound Masking Generator with White Noise USB PrivacyCard

$ 1,528.99
$ 1,273.99

Protect Personal and Confidential Information

120 Watt Multi Zone Rack Mount Commercial White Noise Generator

This multi-zone sound masking generator creates a comfortable environment, reduces distractions, improves concentration, and increases productivity. Simply plug the proprietary USB PrivacyCard into the USB port on the RZMA120BT 120-watt rack mount mixer amplifier and instantly add a low-level, ambient background noise for up to 4 zones. Great for commercial spaces where personal information is shared, this commercial white noise generator is ideal for open offices, medical facilities, call centers, banks and financial organizations, hotels, government agencies, law offices, and retail stores.

Sound Masking PrivacyCard™

Eliminate distractions and create a comfortable and productive workspace. Easily add sound masking and speech privacy for your space.


Simply plug-in the PrivacyCard™ to the mixer amplifier's USB port and instantly play white noise sound masking with your background music.


Unplug the PrivacyCard™, take it with you in your wallet or purse, plug it back in when needed.

Sound Masking, Music & Paging

The RZMA120BT mixer allows the user to select, play and control sound masking, music and paging to the desired levels and mix proportions of music and masking sounds in up to four zones.


The mixer amplifier is equipped with inputs for 70V speakers, wired or wireless microphones, CD/DVD players, laptops, computers, TF cards, and USB thumb drives.

Remote Control

The included remote control manages volume levels, play/pause, skip and more all from a distance.


We've created a unique, easy-to-use sound masking system with our Pure Resonance Audio PrivacyCard™ sound masking generator, a small, portable and very easy to use USB card. Our PrivacyCard™ sound masking generator pairs perfectly with our RZMA120BT 120 watt multizone rack mount mixer amplifier, connect your speakers and simply plug-in and instantly play white noise throughout your space in up to four separate zones. Extremely simple and versatile, this solution also allows you to mix our proprietary masking white noise with your background music and paging. It forms an invisible masking boundary to create a comfortable and secure space in an area or perimeter of a room.

Sound masking systems add a low level, unobtrusive background noise reducing the intelligibility of human speech. Create a more comfortable environment, reduce distractions and improve concentration to increase productivity, and protect confidentiality. This sound masking generator and amplifier package is perfect for open office plans, medical facilities, call centers, banks and financial organizations, hotels, military and government agencies, law enforcement, law offices, spas, educational institutions and retail stores.

This Pure Resonance Audio sound masking package includes the versatile rackmount RZMA120BT 120 watt mixer amplifier and a PrivacyCard™ white noise sound masking generator to create a simple and effective sound masking privacy solution, all you need is speakers.



Rated Power Output: 4 Zone channels x 120W (480W total)

Speaker Outputs: 4 Ω, 70V/100V

Input Sensitivity and Impedance:
CH1, CH2, CH3: MIC: ± 2.5mV/600 Ω
PHANTOM: ± 2.5mV
LINE: ~175mV/10K Ω balance input
CH5~6: 350mV/10K Ω balance input
TEL: 350mV/10K Ω
REMOTE MIC: ± 387mV/10K Ω

Frequency: 80-16kHz

MP3: Support MP3 format, max capacity of 32GB

TF File System: Only FAT16, FAT32, the biggest one partition, does not support folder to store

Power Consumption: 800W

Dimensions: 5.20" (132 mm) x 19" (483 mm) x 17.32" (440 mm)

Weight: 41.2 lbs (18.69 kg)

Shipping Weight: 55 lbs (24.95 kg)


(1) Pure Resonance Audio PrivacyCard™ USB Sound Masking Generator - White Noise
(1) Pure Resonance Audio RZMA120BT 4 Zone 120W Bluetooth Commercial Rack Mount Mixer Amplifier 
      (1) IR Remote Control
      (1) Power Cord


RZMA120BT Mixer Amplifier:


Cut Sheet

USB PrivacyCard:

Quick Start Guide