VEX-142 CR
                                        
                                    
                                    
                                    
                                    PCI Board/Express/Serial/2 RS-422/485
                                    
                                    
                                            
                                                - 
                                                    2 RS-422/485 ports
 - PCI express Bus
 - Baudrate: 50 to 115200 bps
 - Built-in COM-Selector
 - +/-4 kV ESD Protection (only for VEX-142i-CR)
 - 2500 Vrms Isolation (only for VEX-142i-CR)
 - 128 byte FIFO for each Port
 - Windows XP/2003/Vista/7/32-64 bits /Linux Driver