Audio-Technica AT 4021- small diaphragm condenser microphone with cardioid polar pattern, 20Hz-20kHz, switchable 80Hz lo-cut filter, 250 Ohms impedance, 146dB maximum SPL, switchable -10dB pad, XLR connector. Includes AT8405a stand adapter, windscreen and plastic case. Dimensions: 144 x 21mm. Weight: 119g