STEALTH Model LPC-720F fanless mini industrial rugged PC includes built-in dual expansion slot capability designed for a large variety of demanding applications. Product can be configured with two PCI slots or two PCIe x1 expansion slots. Ideal applications would be for data acquisition, specialized graphics cards and expanded I/O cards. Optionally dual solid state drives (SSD) can also be configured to give expanded internal storage capacity. The powerful mini-computer operates without noisy cooling fans that could draw in dirt and dust potentially causing catastrophic failures. Unit is encapsulated in a rugged extruded aluminum chassis performing as a heat sink to dissipate heat build-up and provides noise free operation. http://www.stealth.com