Keysight 75OHM ECAL.

(   75 OHM   F   type )      ( 75 OHM  N Type  )

85099C 2-port RF Electronic Calibration (ECal) Module, Type-F


 85099C-00F
Both Type-F 75-Ohm connectors are female on module
  
 85099C-00M

Both Type-F 75-Ohm connectors are male on module
  
85099C-M0F 

One female and one male connector, both type-F 75 ohm