desktop acer i5 / dell / lenovo / hp / etc etc with/or not widows 7 8.1 10 monitor/mouse/keyboard/wifi/1 tb hard drive/rams/video card HDMI vs DisplayPort vs DVI vs VGA vs USB-C vs Matrox C900 PCIe x16/sound card 2.1 to 9.3 /etc ... more you want more money it is going to be its that simple . AND DO NOT ASK FOR A PRICE UNLESS YOU KNOW WHAT YOU WILL NEED . BASIC desktop starts at 250 with a validation of the windows operating system/drivers WITH NO DUST BUNNIES