The Zoom X4 - Model 5551
External ADSL Modem/Router/Gateway/Firewall with Ethernet and USB Interface

Adaptive ADSL Annex A modem (8 Meg Downstream 896K Upstream)
Built-in router provides shared Internet access for a maximum of 253 concurrent users
Allows concurrent use of Ethernet and USB ports for Internet sharing
NAT firewall
Security features include user authentication, PAP, CHAP, and password-protected system management
Logs and controls all incoming and outgoing Internet traffic
Works with most computer operating systems, including Windows, Macintosh and LinuxTwo RJ-11 phone jacks, including one filtered jack (DSL Microfilter built-in)
Model 5551 Datasheet (.pdf file)
Read MyGamer.com Review here (.html file)