This is a complete desktop computer system with everything you need. Its a Compaq Pro 4300 SFF 3.3Ghz processor with 4gb Ram running activated Windows 10, Windows 7 license is on the outer case if you wish to revert to 7.
You get, the base unit, Benq 22inch Led hi-res monitor with DVI connection, creative cordless mouse, keyboard, subwoofer Labtec speaker system, skype headset, and Epson 305 printer and all cables, a complete system fully working quality system.