This is a good running desktop computer, it has been gone through and cleaned, harddrive reformatted and a fresh install on windows 7 pro 64 bit . activated and updated. Specs: Cpu : amd Athlon 5000b+ dual core running at 2.6 ghz. memory : 4gb total. graphics : nvidia gforce 6150 with 128 mb. harddrive : 160 gb sata 7200 rpm harddrive. if you need a larger harddrive, ask about availability of 250gb, 500gb OR 750gb, upgrade 160gb to 250gb is 30, 500gb is 40 and 750gb is 50 Lan : gogabyte. wifi : a single channel 2.4ghz network usb wifi 80211n adapter is included. if you need dual channel wifi , you can upgrade to linksys ae2500 dual channel 2.4 and 5.0ghz for 20 dollars more ( faster wifi ) front audio and usb 2 ports. rear has 5 usb ports. OS : windows 7 pro 64 bit , fresh installed , activated and updated Software : Office 2007, Microsoft Pinball. Aquarium Screensaver + more This listing is for the tower only . No keyboard, mouse, speakers, power cord, or monitor. If you need any of these items, ask about availability, If I have , very reasonable. I have more available desktop tower and laptop computers. Check my other listings for more great deals. The best way to contact me is through text first or phone call. Thank you for looking, Rob