Product Type: KeyboardKeyswitch Technology: MembraneKeyboard/Keypad Connectivity Technology: WiredKeyboard/Keypad Cable Length: 60"Number of Keys: 88 Keyboard/Keypad Features: Low-profile KeysKeyboard/Keypad Host Interface: USB PS/2Color: Silver BlackDimensions: 0.75" Height x 12.70" Width x 6" DepthWeight: 1.26 lbPackage Contents: Adesso USB Mini Keyboard PS/2 AdapterStandard Warranty: 1 YearSupport multimedia function and ACPI function Numeric Lock keyboard layout; Low power consumptionMulti-language: English Europe Brazil PortugalOperating System Compatibility: Microsoft Windows 98 Me 2000 XP