2 RJ45 Ethernet Ports high quality. EMB-I201 3.5" industrial motherboard specification ModelEMB-I201Standard AccessoriesCPUIntel 32nm Atom D2550/N2800,Dual ... -out, Line-in, MIC-inEthernet2*RTL8111E 10/100/1000M EthernetI/O ports6*USB2.0 1* KB/MS 1* LPT3* RS-232 ... DDI, LPC, USB,SATA, PCIe x1 3.5 inch embedded industrial motherboard/mainboard with Intel Atom D2550 N2600/N2800