Pure Resonance Audio 30W Sound Masking Generator with White Noise USB PrivacyCard

$ 496.99
$ 413.99

Protect confidential conversations

30 Watt Commercial White Noise Generator for Speech Privacy

This plug-n-play commercial sound masking generator features our proprietary USB PrivacyCard and the MA30BT 30-watt mixer amplifier. The white noise PrivacyCard is engineered to work seamlessly with our mixer amplifiers; simply plug it into the USB port and instantly add sound masking into any commercial space. This masking noise generator also allows you to mix speech privacy with ambient background music and is equipt with priority ducking for announcements and paging.

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 MA30BT 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.


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 an affordable sound masking generator that's small, portable and very easy to use. Our Pure Resonance Audio PrivacyCard™ sound masking generator allows you to plug the USB card into the mixer amplifier and instantly play white noise. Extremely simple and versatile, this solution allows the user to mix our proprietary masking white noise with their background music, forming a masking boundary to create a comfortable space or secure private conversations in an area or perimeter of a room.

This sound masking generator and 70 volt mixier amplifier combo is perfect for your office, medical or retail space. We've combined the versatile MA30BT 30 watt mixer amplifier with our white noise PrivacyCard™ to create a simple and effective sound masking package, all you need is speakers. This noise-canceling system is the ideal solution for providing ambient sound masking to improve your workspace.

This system provides ambient sound masking and speech privacy, background music, paging and music ducking to create a more productive work environment, increase privacy or simply mask a disruptive environment effectively. This sound masking 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.


Rated Power Output: 30W

Speaker Outputs: 70V, 100V and 4 Ohms, 8 Ohms or 16 Ohms

Mic 1 input by balanced XLR with phantom power
Input 2-3 Mic/Line switchable unbalanced 1/4" (6.3 mm) phone jack
Line 1-2 inputs by RCA; Line output by RCA

Frequency Response: 60Hz - 15kHz (±3dB)

Protection: Short-circuit, clip, overload and high temp protection

Dimensions: 3.5" (88 mm) x 11.8" (300 mm) x 10.8" (275 mm)

Weight: 7.9 lbs (3.6 kg)


(1) Pure Resonance Audio PrivacyCard™ Sound Masking Generator - White Noise  
(1) Pure Resonance Audio MA30BT 30W Bluetooth Mixer Amplifier
     (1) IR Remote Control
     (1) Power Cord


MA30BT Mixer Amplifier:


Cut Sheet

USB PrivacyCard:

Quick Start Guide