EST 757S2-15PS Another duplicate device. Brand EST/EdwardsModel 757S2-15PSManufacturer ESTType Alarm (Speaker/Strobe)
FCI S241575-FC Category : FCIUnlike my other FCI-rebranded System Sensor SpectrAlert Classic, this one does not have an FCI logo on the front.
Space Age A32-BL-SFXC-TJ24B-0000 Category : Space Age ElectronicsThis alarm came with a Wheelock EH-EL1 mounted onto it.
Amseco FS1-1+SL-02 Category : AmsecoSL-02 is the model of the strobe, FS1-1 is the model of the sounder.