The FRM-1 Relay Control Module is intended for use in intelligent, two-wire systems where the individual address of each module is selected using the built-in rotary switches.
The SpectrAlert Advance MP120K mounting plate is designed to use 120 VAC to power SpectrAlert Advance horns, strobes, horn frasl strobes, chimes and chime frasl strobes.
Lightweight yet stylish, unobtrusive yet powerful, the L-PJP20A is great for a number of PA & VA applications. It is easy to install, fire-proof and cost-effective.