KEYPAD 98 ME W2K XP BY GENOVATION
21 keysUSB 1.0, 1.1, 2.0 port compatibleUSB & PS/2 connectionsUSB-to-PS/2 adapter includedFull-size numeric keypadExtra keys: "Tab", "Backspace", "Esc", and "\" keys includedNo software required, "Plug & Play" USB HID keyboardNumLock-Proof: Switchable normal and alternate number modes (great for laptops)!Low power consumption1-year warranty