This Sony computer is a VGC-LT23E slim line all in one with wireless key board and mouse. It is a 22" all in one. Has TV capablity as well and can be put on the wall. It is a 22" LCD with xbrite hicolor technology. CPU is an inteo core 2 duo T7250 with a 2ghz processor. 3 gb ram 500gb harddrive. Optical driver DVD(RW) dual layer wired and 802.11 a/b/g/n wireless ethernet. Nivicia Geforece graphics 8400M GT CP 128 MB. with Windows Vista Home Premium.  I have heard alot of peaple complain about vista.  The key is tohave enough RAM min of 2 GB better with 3GB of RAM.   this high performance PC...