... 22" ,26i''32”,37”,42”,52” etc Aspect ratio: 4:3/16:9For 15,17inch screen, Max resolution:1280x1024,Brightness: 260cd/m2 , ... memory /250G HD / Intel G31 mainboard/(sound driver/display card driver /10-100M netcard driver)Multi-media system: ... ; stereo Loudspeaker; magnetic-proof,net card, sound card,integrated display card, Operation system: Windows2000/XP/Vista, RedHatLinux/FedoraCorePower supply ...