System Sensor P2RHK This is an outdoor SpectrAlert Advanced. Brand System SensorModel P2RHKManufacturer System SensorType Alarm (Horn/Strobe)
Simplex 2901-9333 Category : SimplexThis bell is compatible with some of Simplex’s strobe plates, such as the Simplex 4904-9139.
Couch F1-A Category : CouchUnlike my other F1-A, this one has a red handle and the hex lock on the front.