Choose Options Compare Quick view Neumann Neumann KK 133 Omnidirectional Diffuse-Field Capsule Head Now: $2,550.00 Was: The Neumann KK 133 is a diffuse-field equalized pressure transducer with a free-field treble boost (4-5 dB at 12 kHz). The detachable sound diffraction sphere provides a very smooth treble rise,... Now: $2,550.00 Was: Choose Options Compare Quick view