Universal Audio Bock 251, Multi-Pattern Large-Diaphragm Tube Condenser Microphone, Switchable polar pattern: omnidirectional, cardioid and figure-of-eight, Frequency range: 10 - 18,000 Hz, +/-2 dB, German-made CK12 capsule and Cinemag transformer, Max SPL: 118 dB SPL, 1% THD, NOS ECC85 tube, Dimensions (L x diameter): 216 x 52 mm, Handmade in the UA Custom Shop in Santa Cruz, California, Incl. UA Bock 251 PSU true-linear power supply, microphone shock mount and premium vintage-style case