FLEA 50 is a replica of famous M50 microphone. All mechanical parts are identical to original. FLEA 50 is fitted with our own capsule and transformer. As you know, this mic is great to use on AB stereo recording technique. Best for symphonic orchestra miking or as a spot microphone for acoustic instruments. Clear and pleasant sound. The full set includes microphone in wooden box, PSU, cable and yokemount.