... -dual 3D stereo device, to connect microphone/headphoneOperating systemWindows 2000, Windows XP, Linux etcKeyboard/mouse84 key three-proof keyboard, Touch Mouse, external ... Temp.-25°C~+55°CStorage Temp.-40°C~+65°CHumidity95%±3%, 40°C, non-condensingVibration5~200Hz, acceleration: 150m/s2Shock resistancePeak acceleration ... to 4 serial ports, Up to 4 USB ports Rugged notebook -Intel Core Duo L2400