Lencore Acoustics Corp.
Spectra i.Net OP (Operating Platform) channels each provide four non-coherent random sound sources per OP. Groupings of sound sources and channels can be customized for an almost limitless number of zones for masking, paging and music, while maintaining networked operation and control. Sound frequencies and contour can be set from 20 Hz to 20 kHz.
Teledyne Flir: Si2a-LD and Si2a-Pro
Electrolux Professional: Generation 7000
Inovonics: Duress Card
T&S Brass: T&S LYNC
AAF International: AstroCel III Aero