... .Support 640 X 480@60/72/75/85Hz .800 x 600@60/72/75/85Hz,1024 x 768@60/70/75/85Hz , 1280 ... x 1024@60 display modeSwitchable NTSC,NTSC ... PC model Resolution ratio640X480,800X600,1024X768,1280X1024Frequency(HZ)(Vertical)60,72,75,8556,60,72,75,8560,70,72,75,8560,85MAC ...