The 150 Mbps mobile wireless N router connects to the Internet either using a traditional hard wired connection or by cutting the cables & connecting with a compatible wireless mobile USB (Universal Serial Bus) dongle from a 3G Internet service provider. Designed for true portability the router has a rechargeable & replaceable 2.5 hour lithium ion battery. Compatible with USB (Universal Serial Bus) dongles from every mobile provider, this compact router connects to the Internet anywhere there is a 3G mobile connection. No installation is required, simply plug the 3G USB (Universal Serial Bus) adapter into the router to share a single Internet connection. The wireless encryption protects your valuable data. Wi-Fi Protected Setup (WPS) integrates other WPS supported clients at the touch of a button. An on/off switch on the back of the devices saves battery life. 1 x 10/100 Mbps LAN/WAN (optional) port High-speed data rates up to 150 Mbps using an IEEE 802.11n connection*** Works with UMTS/HSPA, WCDMA (HSDPA), CDMA2000 (EV-DO), & TD-SCDMA mobile networks 1x USB (Universal Serial Bus) 2.0 port connects respective third party wireless mobile 3G dongles, from ISPs such as AT&T™, Sprint™, T-Mobile™, or Verizon™** See the compatibility list on the TEW-655BR3G product Web page for specific USB (Universal Serial Bus) modem compatibility Following initial setup, compatible USB (Universal Serial Bus) modems will be auto-detected for rapid Internet access Rechargeable & replaceable 2.5 hour lithium Ion battery under full loading & 4 hours in idle mode (Compliant with NP120 type batteries) Built-in antennas provide high-speed performance & expansive wireless coverage Advanced Firewall protection with Network Address Translation (NAT) & Stateful Packet Inspection (SPI) Access restriction with Internet Access Control by URL, Domain, packet type, & MAC address Built in pre-configured virtual servers & Application Level Gateway services for special Internet applications Universal Plug & Play (UPn P) for auto discovery & support for device configuration of Internet applications Easy setup via Web browser using the latest versions of Internet Explorer, Fire Fox, Netscape, Safari, & Chrome One touch wireless security setup using the Wi-Fi Protected Setup (WPS) button Travel sized compact design, with optional Car Adapter (model TA-CC sold separately) Complete wireless security with WPA/WPA2-PSK support Dyanamic DNS service support Quality of Service (Qo S) prioritization controls SNMP V2c support Routing Information Protocol (RIP) table support Easy setup installation wizard with built-in WAN auto detection 3- year limited warranty