Mystery old tube mic

[LevinGuitar]

Any guess on what is this and the tube type?

https://www.ebay.com/itm/394706121698

 

[shabtek]

question mark in title does not instill confidence. connector does not appear to be wired

 

[hodad]

Neumann Fell? Didn't he play Mr. Roper on Three's Company?

 

[Barry Hufker]

Neumann (Ge)Fell... Someone's very wishful thinking. It looks like home-brew, although it may come from the dark ages of some impoverished nation