Podium microphone, PolarChoice model, allows selection of polar pattern (omnidirectional, cardioid, super cardioid and hyper cardioid), FlageMount version, smooth and uniform frequency response, extended low frequency response, switchable high-pass filter, rugged steel base , connector: 3-pin XLR, diameter: 6.4 mm (0.25”), transducer: Back Electret condenser, impedance: Low-Z balanced 200 ohms, gooseneck, open circuit voltage: 5.6 mV/Pascal, height: 299 mm, weight: 411 g.