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; USB memory flash drives; 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 ...