... router -GL668B *Network Protocols:TCP/IP,DNS,DHCP(Client & Server),WMM, WPS,WDS, DDNS, NTP, PPPOE, *UPnP, IGMP, LLTD*Compatible with HSPA+/HSUPA/HSDPA ... USB interface, 3G Port: USB 2.0*Built-in 1500mAh lithium ion battery*Support latest HSPA+/LTE technology, speed mobile broadband up to ... 42Mbps*Complies with IEEE 802.11n/g/b*Supports a complete and latest range of 3G/4G ...