●  GPRS
    ●  
    Support 4 LAN ports
    ●  Powerful WIFI 
    ●  Signal strength display in real time 
    ●  Support VPN link
    ●  CPU processing speed increased by 3 times
    ●  Controllable bandwidth resource allocation
    ●  Low power consumption
    ●  Supporting device management platform
    ●  GPS(optional)
    ●  ZigBee(optional
Trial Sample