Notifier by Honeywell
Amplifiers now include 100- and 125-watt models with up to four audio channels. New models are better suited to loud areas such as manufacturing plants or in applications with large outdoor speaker arrays such as municipalities, campuses and military bases. Can be installed using copper wire, fiber optic cable, or a combination of both.
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