Draytek Vigor 2830vn-plus Dual-wan Adsl2+ Security Firewall ADSL2+ Modem/Router Security Firewall Dual Ethernet Gigabit WAN Ports and 4 Port Gigabit Giga LAN switch Dual Band selectable 2.4 or 5 GHz frequency 802.11n WLAN QoS, VoIP and built-in ATA and Life line USB Port for Network FTP, Print Server, or use as a 3rd WAN Port for 3.5G / 4G* Mobile Broadband Connectivity