The AS4027 Series mini-horn is a high quality remote signaling appliance that offers dependable remote annunciation. The AS4027 is listed for use with both filtered and unfiltered power. With the AS4027 a jumper is provided to select either the continuous tone or the temporal 3 evacuation tone. The AS4027 can be used on the same sync circuit (AS4009 Series Control Module) as other Avenger signals. The AS4027 appliances are UL 464 listed for use with fire protective systems and are warranted for three years from the date of purchase.