... proof, EMI-proof, information leak prevention, wide Temp. and portable etc, suitable for various harsh environments, complying with ... , public security, fire, traffic, petroleum, exploration, ship and coal industries etc.SpecificationCPUIntel Core2 Duo SL9400(1.86GHz)ChipsetGS45Memory2GB ... 1 SD port, 1modema aviation portAudio port1 MIC jack and 1 headphone jack, 3.5mmSpeakerA pair of Hi-fi dual ...