... ,gsm DNS,NAT, ALG,DHCP, DNS,QOS,upgrate firmware hsdpa router ETPro658Er FeatureCompatible Mobile Networks: HSUPA, HSDPA, UMTS, EDGE, GPRS, ... play support Web based SMS clientPhysical characteristicAntenna: 1X antenna for 3G (50Ω SMA female interface)UIM/SIM card: 1.8V ... /3.3VEthernet: 1X 10/100M LAN port (RJ45 interface)Configuration interface: WEB Voltage: DC5V-25V, typical DC12V2APower ...