Simplex 4903-9239 This horn has an electronic horn. Brand SimplexModel 4903-9239Manufacturer SimplexType Alarm (Horn)
Amseco BZ-51-PC2 Category : AmsecoI like the grille, or in other words, have nothing special to say about this particular unit.
Gaylord NC-1357A Category : GaylordI like this unit so much in part because there’s no branding on the front.