;Slot options (extension hardware)
[[File:MESS with Dobbertin Smart Watch.png|thumb|upright=1.4||MAME with the Dobbertin Smart Watch ROM loaded (-exp smartwatch)]]
[[File:Brunword mame.png|thumb|upright=1.4||BrunWord MK IV MK4 (ROM) main menu in MAME 0.162 (-exp brunword4)]]
You can get a list of slot options with