Siemens CH-MC-W Category : Siemens This is basically the white, Siemens-branded version of the Wheelock CH70-24MCW. Brand SiemensModel CH-MC-WManufacturer WheelcokType Alarm (Chime/Strobe)
ADT ADT-PS Category : ADTPersonally, I think that the ADT logo on the head of this smoke is a bit ugly.
System Sensor SS2475ADA Category : System SensorThis alarm is the remote strobe that would go along with the MASS241575ADA.
