Desktop microphone for announcements. Frequency response: 200 15000Hz +/ 2dB, Balanced output: 750mV 600 Ohm, S/N > 100dB, Sensitivity 43dB, Capsule type: Dynamic (moving coil) with hypercardioid diagram, Power supply: 5 VDC, gong, output gain control, Indicators: Line busy. Dimensions in mm (HxWxD): 45x125x125, Length of flexible gooseneck 350mm. Weight: 0.85 kg.