CPU : ARM-9 32 bits CPU
      FLASH ROM : 8 M Bytes
      SDRAM : 32 M Bytes  
LAN for configuration / Ethernet hub
     Ethernet: 10/100 Mbps, RJ45
     Protect : Built-in 1.5 KV magnetic isolation
Serial
     No. of ports: RS-232/422/485 * 1 port, male DB9, Software selectable
     RS-232 Signals: TxD, RxD, RTS, CTS, DTR, DSR, DCD, GND
     RS-422 Signal : Tx+ , Tx- , Rx+ , Rx ( Surge Protect )
     RS-485 Signal : Data+ , Data- ( Surge Protect )
     Serial Line Protection: 15 KV ESD for all signals
Serial Communication Parameters
     Parity: None, Even, Odd, Space, Mark
     Data bits: 5, 6, 7, 8
     Stop bits: 1, 1.5, 2
     Flow control: RTS/CTS, XON/XOFF
     Speed: 110 bps to 460.8+ Kbps
Power Requirements
     Power input 1:  12 VDC
Environmental
     Operating Temperature: -10 to 70°C (32 to 131°F), 5 to 95% RH
Storage Temperature:-20 to 85°C (-4 to 185°F), 5 to 95%RH
Regulatory Approvals
     RoHS
     EMC: FCC Class A, CE Class A
Software Features
     Protocols: ICMP, IP, TCP, UDP, DHCP, BootP, ARP / RARP, Telnet, RTelnet, DNS, SNMP MIB II, HTTP, SMTP, SNTP
     Serial mode: Virtual Com / TCP Server / TCP Client / UDP / Serial Tunnel with advanced settings of
    TCP Alive Check Timeout
    Inactivity Timeout
    Delimiter for Data Packing
    Force TX Timeout for Data Packing
     4 Hosts simultaneous connection: Virtual Com / TCP server / TCP Client (only raw data)
     Security: HTTPS, SSH v2 , SSL V3
     Event notification by email / SNMP trap
SNMP Trap
    Cold/Warm Start
    DSR, DCD Changed
    IP Changed
    Authentication Fail
SNMP Response
    System MIB,
    Interface MIB,
    ICMP, IP, TCP MIB
    UDP MIB
    RS-232 MIB

Utilities: Windows NT/2000/XP/2003/VISTA
    Device discovery
    Auto IP report
    Device setting (run-time change, no rebooting)
    Access control list
    Group setting
    Device monitoring
    Serial port monitoring
    Log info
    Group Firmware update batch
Virtual COM/TTY Drivers (WDM mode, configuration in windows device manag