Dual WAN interface for ADSL22 or cablefibre 4-port Gigabit LAN switch 300 Mbps Wireless AP with WPA WPA2 supports N 3 x 2 dbi detachable antennas Broadcom chipset Business-class Firewall Security with Do S Prevention SPI & packet filtering Quality of Service Control Qo S for Traffic Prioritization & Bandwidth Management A high quality 4-gigaport wireless N modemrouter that features a Dual WAN interface with one ADSL22 port & an additional Ethernet WAN port for cablefibre 2nd ADSL22 connectivity. The 7800N offers increased wireless coverage & faster wireless speeds with 2T x 3R technology 2 transmit 3 receive & is also integrated with a future-proof 4-port Gigabit LAN switch. In addition the 7800N incorporates a business-class firewall & in fixed line mode offers fast Internet access via your ADSL line with download speeds up to 24 Mbps with ADSL2 & higher upload speeds with Annex M. Billions renowned built-in Quality of Service Qo S feature for bandwidth management & traffic prioritization makes this an ideal model for the SOHO or small business user who is serious about security & high-performance.