IEI,ECN-581A-R10-HM551,HM55,NANO,Intel Core i5/i3/Celeron M Mobile Processor,1 x 204-pin DDR3 SODIMM support up to 4GB,1 x VGA,2 x PCIe Realtek RTL8111E GbE 1 x 2.5 inch SATA HDD,x USB2.0,1 x RS232,1 x RS-232/422/485 (Default RS-232),1 x mic in,1 x line out,1 x line in,Desktop, wall mount, Temperature -20 C-10 C 65 C66 CwithwithCF/SSDHDD, Dimensions 180mm x 138mm x 50mm

IEI,ECN-581AW-R10-HM551,HM55,NANO,Intel Core i5/i3/Celeron M Mobile Processor,1 x 204-pin DDR3 SODIMM support up to 4GB,1 x VGA,2 x PCIe Realtek RTL8111E GbE,802.11b/g/n wireless 1 x 2.5 inch SATA HDD,x USB2.0,1 x RS232,1 x RS-232/422/485 (Default RS-232),1 x mic in,1 x line out,1 x line in,Desktop, wall mount, Temperature -20 C-10 C 65 C66 CwithwithCF/SSDHDD, Dimensions 180mm x 138mm x 50mm

IEI,ECN-581A-R10-D5251,ICH8M,Embedded chassis Fanless for NANO-PV-D5251,Intel Atom D525,1 x 204-pin DDR3 SODIMM support up to 2GB,1 x VGA,2 x PCIe Realtek RTL8111E GbE,802.11b/g/n wireless 1 x 2.5 inch SATA HDD,x USB2.0,1 x RS232,1 x RS-232/422/485 (Default RS-232),1 x mic in,1 x line out,1 x line in,Desktop, wall mount, Temperature -20 C-10 C 65 C66 CwithwithCF/SSDHDD, Dimensions 180mm x 138mm x 50mm

IEI,ECN-581AW-R10-D5251,ICH8M,Embedded chassis Fanless for NANO-PV-D5251,Intel Atom D525,1 x 204-pin DDR3 SODIMM support up to 2GB,1 x VGA,2 x PCIe Realtek RTL8111E GbE,802.11b/g/n wireless 1 x 2.5 inch SATA HDD,x USB2.0,1 x RS232,1 x RS-232/422/485 (Default RS-232),1 x mic in,1 x line out,1 x line in,Desktop, wall mount, Temperature -20 C-10 C 65 C66 CwithwithCF/SSDHDD, Dimensions 180mm x 138mm x 50mm