Siemens ZR-MC-R Category : Siemens This remote strobe is essentially a red Siemens ZH-MC-W without the horn mechanism. Brand SiemensModel ZR-MC-RManufacturer WheelockType Alarm (Remote Strobe, 2 Wire)
Wheelock ET-1080 Category : WheelockThe white and red versions of this speaker both have the same model number.
Siemens CH-MC-W Category : SiemensThis is basically the white, Siemens-branded version of the Wheelock CH70-24MCW.
Potter OSYSU-A2 Category : PotterI honestly have no idea what this thing is, but it says Potter on it, so that means it goes...
