? The MP785L is a dynamic omnidirectional low impedance gooseneck paging microphone with three color-coded push button switches to select the paging zones. Any and all zones may be called by depressing the appropriate buttons. Designed for applications where ruggedness dependability and durability are the main requirements. Microphone housing is constructed of die-cast zinc alloy to stand up to the toughest abuse and conditions. Features a recessed aluminum grille with a windscreen and durable satin-chrome finish.