... be fanless. As to the expansion, PPC-3264 provides 1x serial port, 2x 10/100Mbps ethernet, 2x USB2.0 ports, 1x ... of defense, communication, energy, industrial automation manufacturing etc PPC-3264AMD GX based 6.4LCD panel PC with Touch ScreenFanless DesignOnboard AMD ... No.DescriptionTouch Screen 6.4" Touch Screen PPC-3264- AMD GX based 6.4" LCD panel PC with Touch Screen