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)
Atlas VT-157 Category : Atlas SoundMultiple companies have rebranded this speaker. Atlas Sound is actually the company that manufactures it, however.
Amseco BZ-51-PC2 Category : AmsecoI like the grille, or in other words, have nothing special to say about this particular unit.
