A fanless Intel Core i5/i7-based industrial computer from Lanner Electronics is designed with a Mini-PCIe slot and a SIM card reader for 3G connectivity. It can be connected through GPS or 3G networks, allowing for GPS tracking or content updates via 3G. The LEC-7920 has Intel GMA HD graphics for full HD output and a dustproof design for longevity. It is suitable for digital signage or automation applications in both industrial and commercial settings. The top and bottom covering open on a hinge, for quick access to the motherboard. The computer uses Intel's HM55 chipset, compatible with DDR3 memory. Two SODIMM slots can hold up to 8Gbyte of memory. The Intel 82574L offers Gigabit Ethernet bandwidth for each Ethernet port. There are two streams of HD video via dual DVI ports. One port is DVI-I port, compatible with both analogue and digital DVI signals, the other is a DVI-D port.