Faraday 5347 This alarm is capable of producing multiple tones. Brand FaradayModel 5347Manufacturer FaradayType Alarm (Horn/Strobe)
Honeywell S465B Category : HoneywellThis is essentially a slightly modified-looking version of the Honyewell S464A with a two-stage option.
STI SS-2000F Category : OtherCan’t remember where exactly I put the key for this unit. It can still open with an allen wrench, but...