Wheelock ES-DL1 Category : Wheelock Despite looking like like a chime or a speaker, this is actually a horn that is capable of doing three different tones. Brand WheelockModel ES-DL1Manufacturer WheelockType Alarm (Horn)
Simplex 4904-9101 Category : SimplexThis is the same strobe that is found on the Simplex 4903-9101 strobe plates.
