B&K 4007 high SPL reference mic
Brüel & Kjær 4007 omnidirectional condenser microphone
It’s a Phantom power mic used for close miking techniques and ultra-high SPL recording (drums, field recording, brass instruments, etc…)
It is also used for reference/comparison and acoustic test equipment.
Frequency range is from 20Hz to 40kHz +/-2dB
Max SPL peak before clipping is 155dB
It is missing the optional windscreen.
The microphone clip is intact and solid.