ated ▁and ▁advanced ▁games ▁such ▁as ▁Sc ene ▁It ?, ▁all ▁of ▁which ▁can ▁be ▁run ▁on ▁standard ▁DVD ▁players . ▁ ▁Play ers ▁and ▁record ers ▁▁ ▁Modern ▁DVD ▁record ers ▁often ▁support ▁additional ▁formats , ▁including ▁DVD + /- R / R W , ▁CD - R / R W , ▁MP 3 , ▁W MA , ▁SV CD , ▁J PE G , ▁P NG , ▁SV G , ▁K AR ▁and ▁M PE G - 4 ▁( Div X / X vid ). ▁Some ▁also ▁include ▁USB ▁ports ▁or ▁flash ▁memory ▁readers . ▁Player ▁prices ▁range ▁from ▁as ▁low ▁as ▁US $ 2 0 ▁( £ 1 0 ) ▁to ▁as ▁high ▁as ▁US $ 2 , 7 0 0 ▁( £ 1 , 3 5 0 ). ▁ ▁DVD ▁drives ▁for ▁computers ▁usually ▁come ▁with ▁one ▁of ▁two ▁kinds ▁of ▁Regional ▁Play back ▁Control ▁( R PC ), ▁either ▁R PC - 1 ▁or ▁R PC - 2 . ▁This ▁is ▁used ▁to ▁en force ▁the ▁publish er ' s ▁restrictions ▁on ▁what ▁regions ▁of ▁the ▁world ▁the ▁DVD ▁can ▁be ▁played . ▁( See ▁Regional ▁lock out ▁and ▁DVD ▁region ▁codes .) ▁While ▁open - source ▁software ▁DVD ▁players ▁allow ▁everything , ▁commercial ▁ones ▁( both ▁stand alone ▁models ▁and ▁software ▁players ) ▁come ▁further ▁enc umber ed ▁with ▁restrictions ▁forb idd ing ▁the ▁vie wer ▁from ▁ski pping ▁( or ▁in ▁some ▁cases ▁fast - forward ing ) ▁certain ▁content ▁such ▁as ▁copy right ▁warnings ▁or