| Processor | ARM 9 166 MHz | 
| I/O controller | 16C950 or compatible | 
| Memory | 16MB SDRAM, 2 MB Flash | 
| Connector type | DSUB 9 male for serial PortRJ45 for Ethernet
 | 
| Ethernet interface | Auto-detecting 10BaseT/100BaseTx | 
| Protocols | TCP/IP, DHCP, ICMP, HTTP, DNS | 
| Serial interface | RS232/422/485 selected by software | 
| No. of port | 4, Speed up to 115200 bps | 
| Available Modes | 
RS232 full duplex
RS422 full duplex
RS485 4 wire, full duplex
RS485 2 wire, half duplex, with echo
RS485 2 wire, half duplex, without echo | 
| Signals | 
RS232: TxD,RxD, RTS,CTS, DTR,DSR, DCD, RI, GND
RS422: Tx+/-, Rx+/-, GND
RS485 2 wire: Data+/-, GND
RS485 4 wire: Tx+/-, Rx+/-, GND | 
| RS485 Data control | Controlled by ART (Automatic Receive Transmit control) | 
| Speed | Up to 115200 bps | 
| Parity | None, even, odd | 
| Data bits | 7, 8 | 
| Stop bits | 1, 2 | 
| IRQ | None | 
| I/O address | None |