204-53 - Microcomputers, Desktop or Tower based
203-10 - Batteries, Computer and Peripheral, Environmentally Certified Products
204-39 - Duplicators, DVD, CD, Hard Drives, etc.
803-40 - Microphones and Related Equipment (Wireless Systems): Chestsets, Earphones, Handsets, Headphones, etc.
803-80 - Speakers and Accessories: Drivers, Enclosures, Grilles, Grille Cloth, etc.
207-67 - Power Supplies: Surge Protectors, Uninterruptible Power Supplies, Switches, etc.
207-37 - CRT Holders, Cases, Glare Screens, Locks, etc.
205-53 - Microcomputers, Desktop or Tower based, Environmentally Certified Products
207-20 - Braces: Monitor, PC's, CRT's, Desk Top Printers, etc.
204-35 - Drives, Hard/Fixed Disk