... 3.Built-in 3G module 4.SIM slot Mini wifi router 1.with 802.11b/g/n wireless standard 2.3G HSDPA/UMTS,GSM ... Clients,Advanced Routing,Qos Wireless SettingsBasic Settings,Advanced Settings,Security Settings,WDS,Station List FirewallMAC/IP/Port Filtering,Port Forwarding,DMZ,System ... Interface1.One power switch button,One reset button; 2.One mini USB port(to charge the battery),One SIM card slot ...