The GX93-W off-white mini-horn is a high quality remote audible signalingappliance that offers dependable remote annunciation. The GX93-W is ideal for applications where a dependable audible alarm signal is required inapplications such as hotels, dormitories and apartments. The GX93-W is listed for use with both filtered and unfiltered power and a jumper is provided to select either temporal 3 or continuous tone.The GX93-W can be used on the same sync circuit (AVSM Series ControlModule) as other Gentex signals. The GX93-W is ANSI/UL 464 listed for use with fire protective systems and are warranted for three years from the date of purchase. Also known as -Gentex Corp. MINI HORN 12/ 24VDC WHITE - GN-GX93W