Siemens S-LP70-MCS This is a speaker/strobe. Brand SiemensModel S-LP70-MCSManufacturer SiemensType Alarm (Speaker/Strobe)
Wheelock NS-24MCW Category : WheelockThis is just a standard red, two-wire NS with a multi-candelas strobe.
Cerberus Pyrotronics EH-24S Category : Cerberus PyrotronicsThis unit is missing the large capacitor off of its circuit board.
