... , two USB ports, one Ethernet and one internal PCI socket can extent two PCI devices. BIS-6591with stable and reliable performance is ... to 2GBEthernet1000Mbps, 1x RJ45Expansion interface1x Mini-PCIE, 1x PCI( max. up to 2x PCI devices)System ControlPower switchLED--Power SupplyDC +12VCooling SystemLarge ...