FMM-1 is a standard-sized module (typically mounts to a 4" [10.16 cm] square box) that supervises either a Class A (Style D) or Class B (Style B) circuit of dry-contact input devices.
The SpectrAlert Advance RFPW is a 9.5" x 7" white retrofit plate that covers the footprint of the legacy SpectrAlert wall-mount speaker strobe. Compatible with horn strobe and speaker strobe line.
The HEX-24 adds 24 speaker zones and 24 monitored contact inputs to the Intevio system. It can connect with up to 6 external power amplifiers and 1 backup amplifier.