The SMC7904WBRA4 combines an ADSL2/2+ modem, router, 4-port 10/100 LAN switch, 802.11g wireless access point & robust SPI firewall making it the complete solution for securely connecting & sharing your high speed ADSL connection, wired or wirelessly. It gives you instant always on internet connectivity with download speeds up to 24Mbps – ideal for streaming multimedia content to the home. The EZ Installation Wizard with on-screen help configures your ADSL connection & wireless network in 5 easy to follow steps. Quality-of-Service gives priority to real-time, delay sensitive applications like Voice-over-IP and video-on-demand to improve the user experience. The NAT firewall with Stateful Packet Inspection (SPI), Intrusion Detection System (IDS) & Denial-of-Service (DoS) provides robust security from hackers. VPN pass-through is also provided for securely connecting to your office or corporate network.