Computers and instructional manuals sold as a unit and computer software for operating systems, spreadsheets, databases, word processing programs and utilities and individual computer components, namely, memory, central processing units, mother boards, controller cards, computer peripherals, modems, multimedia devices, namely, sound cards, speakers and cameras, computer chassis, computer cables, adapters, switch boxes, hard drives, video cards, networking cards, floppy drives CD ROM drives, digital video disc drives, backup devices, namely, removable hard drives and tape drives, monitors and printers