This BTC 5200U USB Keyboard features 104-keys and a USB interface. There's even a PS/2 port on the back of the unit for adding a PS/2 device such as a mouse.
General Features:Color: Beige 104-Key USB... more >>>
Convenient with a 107-key layout and Power, Sleep, and Wake Up keys.
General Features:Black color 107-Keys PS/2 interface (4-foot cable length, approximate) Power, Sleep and Wake Up keys Fold out fe... more >>>