I am offering a  vintage Sennheiser microphone in excellent - nearly mint condition !  Type MD 421-U ,  XLR - connection.  The microphone has been technical tested and is in perfect working order and has a awesome, warm  sound !   Has a 5 pos. M-S switch.  Optical it's  in nearly mint condition, but the serial number has gone . Complete with Sennheiser case, 3D- clip , and XLR cable of 5 mtr. Will be shipped insured and with tracking.   NOTE : Shipping to the US is not cheap... ( new import rules from Trump) Maybe you have to pay import duties in country's outside EU.