Triple COM Expansion Kit
                Shuttle accessory PCM3 provides three additional RS232 at the front panel of the XH81 which allows for up to five COM-ports to connect with peripheral devices.
                 
              
 
              
              
                
                  
                  
                  
                  
                    | Purpose | 
                    Triple RS232 daughter board for XH81 | 
                  
                  
                  
                  
                  
                  
                    | External Port(s) | 
                    RS232 X3 |