Heavy-Duty Microphone with Push-to-Talk Switch for fixed paging applications such as fast-food restaurants, supermarkets, petrol stations, commercial facilities and dispatch. Single Zone 19� Heavy-Duty Gooseneck and FlangeSpecifications:Operating Principal Moving Coil DynamicPolar Pattern OmnidirectionalFrequency Response 150Hz � 10KHzSensitivity -56dBV (1.6 mV) @ 1 PaImpedance 550 ohms

CAD Astatic Omnidirectional Dynamic Heavy Duty 19" Gooseneck Microphone