Telefunken TF51, Tube Large Diaphragm Microphone, Pressure gradient condenser, Polar pattern: cardioid, omnidirectional and eight, Capsule: TK51, Frequency range: 20 - 20,000 Hz, Sensitivity: 19 mV / Pa, Impedance: 300 ohms, Max. sound pressure level: 128 dB, Tube: 6072A, Custom Haufe transformer, Dimensions: 200 x 46 mm (length x diameter), Weight: 0.62 kg, Includes power supply, microphone shock mount and holder, 7-pin connection cable, dust cover and transport case