Calculators; computer hardware, namely, empty CPU case towers, barebones CPU cases, hard drive enclosures, CPU fans, internal and external optical disc drives; disc drives for reading DVD +/-RW, CD-RW, DVD-ROM, and CD-ROM discs; floppy disk drive; computer accessories and computer peripherals, namely, computer mice, trackballs, mouse pads, monitor screen filters, audio speakers, keyboards, keyboard wrist pads, numeric keypads, USB adapter for use with portable mobile and wireless communicatio...