User only need to add some accessories: 1. can be DIY by user by CPU,Memorry,Harddisk 2. very easy to repair and install,cheap ColorWhite,Silver,RedWhite,Silver,RedWhite,Silver,RedWhite,Silver,RedDisplay screen21.5 inch21.5 inch21.5 inch21.5 inchPixels1920*1080 dpi1920*1080 dpi1920*1080 dpi1920*1080 dpiAspect Ratio16:0916:0916:0916:09Processor/i3 2100i5 2300Intel G530ChipsetSupport MicroATX(245mm ...