Lex Twitter TT2741 (3I270D-V4G-H16-00)Embedded Server Intel Atom N270 1.6GHz w/VGA, 1GB DDR2 RAM, 4xGbit LAN, 2xUSB, 1xRS232, CF, External Power Adapter 12VStandard Spec.CPU type Intel Atom N270 1.6GHz processorFront Side Bus 533 MHzMB Chipset Intel 945GSE + ICH7M (82801GBM)Graphics Integrated with Intel 945GSEDynamic Video Memory Technology(DVMT 3.0)Memory On board DDRII module 1GB, Standard1* DDRII SODIMM (max. 2GB) (Option), Lieferzeit 4 WochenSATA 1 * SATA port. 2* SATA ports (Option)LAN 4* Realtek RLT8111C 10/100/1000 MbpsIO function 1x RS232 pin headerCOM2 supports TTL signal levelUSB 2* USB 2.0(external) & 3 USB 2.0(internal)Expansion interface 1* Mini card for only USB interfacePower On board DC +12V±5% convert to +3V/+5V for systemDimension 145 x 102 mm (3.5 inch) (MB) 55H x 210W x 125.5D mm(Chassis)Operating Temperature 0~60°CPlease upgrade the hard drive to industrial grade for better temperature performanceOperating Humidity 5~95%, non-condensing