PS/2 Extension Cable, Keyboard/Mouse, PS/2 Male to PS/2 Female, MiniDin6 Male to MiniDin6 Female, 6 Conductor, Straight, 25 foot

It works-I use this extension with my GADKO PS/2 to USB adapter (with my mechanical keyboard)-GADKO ADAPTER: GadKo USB to PS/2 Keyboard/Mouse Adapter, Purple, USB Type A Female to PS/2 (MiniDin6) Male ==To test your NKRO google this: " N-Key Rollover Test Page The Daily Admin " - should be the first linkyou can see if your NKRO is working on that page.my NKRO works with this extension and the GADKO adapter to my mechanical kbThanks again GADKO