EST G1-VM Category : EST/Edwards Despite having a grille, this is just a remote strobe. Brand EST/EdwardsModel G1-VMManufacturer ESTType Alarm (Strobe)
Wheelock AES-DL1-WS-24 Category : WheelockDepending on which set of inputs has power applied to it, the alarm will produce a different tone.
Wheelock ET-1080-WS-24 Category : WheelockYou can’t really tell from the pictures, but the strobe is practically falling out of this particular unit.