B-Stock, Miktek C1, Large Diaphragm Condenser Mic, MK1 1-inch Capsule 5-micron Mylar, Evaporated Gold Diaphragm, Cardioid Pick-up Pattern, High-pass Filter & -10dB Pad Switches, Variable Capsule Bias Voltage: 48 – 60v, Miktek T7 Transformer by AMI, Individual serialized Frequency Response Graph, Frequency Response: 20 - 20000 Hz, Sensitivity: -29 dBV/Pa, Equivalent Noise Level: 13, 18, 22 dB, Dynamic range: 105dB, S/N Ratio: 81, 76, 72dB, Max. SPL: 127 dB, incl. Wood Presentation Case with Swivel-mount, Shock-mount and rugged aluminum Carrying Case, B-Stock with full warranty, may have slight traces of use