AKG C451 EB Pair Condenser Mics
with CK1 cardioid front address capsules. These are the first issue with input transformers introduced in 1969. The later 451B was transformer- less. C-451 EB,” has a switchable high-pass filter, providing a 14dB/octave cut at either 75Hz or 150Hz. Beautiful vintage high end and a really essential tool for any serious mic collection.