dell optiplex 990 sff pc, intel core i5 processor, 16gb ram, 2tb hdd, dvdrw, keyboard & mouse, wi-fi, bluetooth 4.0, windows 10 home, 20in lcd monitor (renewed)'] dell originally designed for heavy use in the corporate environment, this dell computer has been renewed with higher quality components than you'll find in typical off the shelf retail models. specifically configured for optimal use at home or school, this computer has been professionally refurbished by a microsoft authorized refurbisher (mar). every component is tested for full functionality to ensure years of ongoing performance and reliability. exterior cosmetics are restored to a like-new condition with little to no visible signs of previous use. a fresh and authentic installation of microsoft windows 10 is performed with the new license digitally rendered in the pc for an easy and secure start upon first use. <br/><br/> manufacturer/model: dell optiplex 990<br/><br/> processor: intel i5 quad core gen 2 3.20 ghz<br/><br/> ram installed: 16gb ddr3<br/><br/> hard drive: 2tb hdd<br/><br/> operating system: windows 10 home 64 bit<br/><br/> optical: dvd-rw<br/><br/> video ports: vga port- 1, display port- 1, dvi video port- not installed, hdmi port- not installed <br/><br/> network: network card- 10/100/1034, wireless networking- usb wifi, bluetooth- usb <br/><br/> additional ports: usb 2.0- 10, usb 3.0- not installed<br/><br/><br/> * this computer will arrive at your doorstep ready to use right out of the box with all necessary cables included.