rare ribbon microphone, indeed very rare, because this is the first RCA velocity juniors made in America in 1935 for radio and television broadcasting and film productions... this one in particular, despite its almost 100 years of life, still works well, has a incredible warm and harmonious sound, comparable to its older brother 44bx, it has a slight background noise because it has never been serviced, therefore completely original, complete with its table base also original RCA.. extraordinary and unobtainable object for use in the studio and from collection...best …..