With wireless speeds of up to 300 Mbps, the 3Com Wireless 11n Cable/DSL Firewall Router, compliant with the IEEE 802.11n draft 2.0 standard and Wi-Fi CERTIFIED, is able to handle high-bandwidth applications confidently. IP Quality of Service (QoS) helps ensure that critical time-sensitive traffic gets the priority needed for quality communications. This .11n router delivers significant wireless speed and range improvements over IEEE 802.11g. Its robust and high-speed routing engine and security features allow up to 253 wired and wireless users to share a single broadband connection. The 3Com Wireless 11n Cable/DSL Firewall Router uses IEEE 802.11n draft 2.0 technology to deliver significant wireless speed and range improvements over IEEE 802.11g networks. With two external and one internal antennas and advanced Multiple Input Multiple Output (MIMO) technology, the enhanced wireless range of this router helps provide single point coverage in small office and home networking environments, and can eliminate dead spots common with other wireless LANs. Advanced wireless security and multiple firewall features offer high levels of protection for the network. To help shield wireless connections, this router provides 128-bit WPA/WPA2 with TKIP/AES encryption that encodes and protects information, providing maximum security. URL filtering, a Stateful Packet Inspection (SPI) firewall with hacker pattern detection and other security features help protect the entire network from attacks and other Internet security risks. Support for initiation and termination of Internet Protocol security (IPSec) tunnels helps enable security between business sites. A unique combination of features helps assure reliable delivery, with no interruption, of delay-sensitive information like voice and video.