"Factory matched pair of C451B mics for stereo applications. Small capsule condensers. Reissue of the popular C451. CK-1 capsule w/ fixed cardioid pattern (not removable), pad-switch, HPF switch, stand-mount, nickel finish. Supplied with two W90 windscreens, two SA41 stand adapters, one H50 stereo bar, and a hard shell plastic carrying case."