Eliminate unwanted noise and create a comfortable and private atmosphere with the Pure Resonance Audio PRA-PRIVACY-WHT Sound Masking Privacycard&Trade;. Pure Resonance Audio has taken the mystery out of sound masking by creating an affordable USB sound masking generator that's small, portable and incredibly easy to use. The PrivacyCard™ sound masking generator pairs ambient white noise with the all-so-familiar USB drive - enabling you to plug-in and play white noise with almost any USB mixer or mixer-amplifier.
Plug it in and instantly mix Pure Resonance's proprietary masking white noise system with background music and paging in any space.