... , resolution: 1024×768I/O1 serial port, 1 parallel port, 2 USB ports, 1 VGA display port, 1 headphone jack, 1 microphone ... , Windows XP, Linux etcKeyboard/mouse84 key three-proof keyboard, Touch Mouse, external USB optical mouseDimension342mm×288mm×71mm (W×D×H) (excluding tray ... MIL-STD-461EExpandabilityUp to 4 serial ports, Up to 4 USB ports Rugged notebook -Intel Core Duo L2400