LEVI-430T has one serial port, RS232/RS422/RS485 can be used independently,4.3 inch TFT LCD, 65536 colors, we can support main PLC brands, such as Siemens, Mitsubishi, Omron, Delta, Fatek, etc, and also support MODBUS, MPI, PROFINET, BACKNET. It can be installed WINCE 5.0 on user's demand.