... E3400 CPU, or Intel Atom D525 1.8ghz CPUb. low power and stable industrial mainboard, or G41 motherboardc. Hard disk: Seagate ... , RS-232 ports, ports for mouse, Keyboardf. load speaker, cooling fan, power supply, Integrate graphics card...4)Additional devices:Magnetic card swiper ... rolled steel, durable, 2.0mm CRS available.b. build in power control panel, and hi-fi-speaker.c. RJ45 interface for ...