CX50101121DIN RAIL INDUSTRIAL PC- PROCESSOR INTEL ATOM® Z5101.1 GHZ CLOCK FREQUENCY (TC3: 40)- FLASH MEMORY: 128 MB COMPACT FLASH CARD (EXCHANGEABLEEXPANDABLE)- 512 MB RAM (INTERNALNOT EXPANDABLE)- 2 X RJ45 ETHERNET CONNECTOR 10/100/1000 MBIT- 4 X USB 2.0 INT