Siemens S-LP70-MCS Category : Siemens This is a speaker/strobe. Brand SiemensModel S-LP70-MCSManufacturer SiemensType Alarm (Speaker/Strobe)
Wheelock NS-24MCW-FW Category : WheelockThis is a two-wire, white Wheelock NS with a multi-candelas strobe.
Honeywell S464A Category : HoneywellThis unit is a bit more beat up than my other Honeywell S464A is.
Pyrotronics ES0-24S Category : Cerberus Pyrotronics, PyrotronicsThis is a rebranded Wheelock horn/strobe, and a pretty rare one at that since it has an electronic horn mechanism...
