... mini portable 3g router -GL668C *Network Protocols:TCP/IP,DNS,DHCP(Client & Server),WMM, WPS,WDS, DDNS, NTP, PPPOE, *UPnP, IGMP, LLTD*Compatible with ... modems*Automatically detected and configured your 3g/4G Modem * Lithium(Li-ion) battery: 3.7V, 1500mAh Hotselling!!! Best price for mini portable 3g router-GL668C