C5mp Matched Pair MK5a 0.5-inch Cardioid Capsule with 5-micron Mylar, Evaporated Gold Diaphragm AMI T5 Transformer Hand-selected Transistors Individual serialized Frequency Response Graph. A stereo matched pair with wood Presentation Case with Mic Clips, Shock-mounts, Windscreens, Stereo Bar Set, in a rugged aluminum carrying case.