The Zoom Model 5751 ADSL X4 is a full-rate ADSL 2/2+ modem & a powerful gateway/router/firewall in a single affordable product. The X4 delivers up to 24 Mbps data speeds over existing telephone wires & is suitable for use in homes or small offices. The Model 5751 is compatible with older ADSL protocols as well as the new ADSL 2/2+ standards for higher data speeds & extended distances over which high data rates can be delivered. The Ethernet interface on the X4 provides connection to a computer running most operating systems, including Windows as well as Linux, Unix & Mac Operating system. The X4 can also be plugged into a hub or wireless access point to provide concurrent Internet access for up to 253 networked computers. The USB (Universal Serial Bus) port supports connection to a Windows computer. Security features include Network Address Translation (NAT) & Stateful Packet Inspection (SPI) Firewalls & an extensive list of other security controls. Setup is easy using any authorized local or remote computers Web browser & the intuitive graphical user interface. An auto configuration option automatically establishes the protocol & encapsulation used by the ADSL service. Zoom ADSL gateways are backed by a two year warranty & over 30 years of experience in the design & support of communications products. 1 Port Ethernet / 1 Port USB (Universal Serial Bus) Modem / Router ADSL 2/2+ Compliant Annex A, M & L (Reach Extended DSL) TR-069 Support Universal Plug & Play Auto-configuration Advanced security from hacker attacks with SPI & NAT firewalls Works with all popular ADSL services Software Upgradeable Supports up to 128 MAC learning addresses Interoperable with all major DSLAM manufacturers Please note: networking components such as switches, routers & wireless devices require that speeds & standards be consistent throughout the network to gain optimum performance. To avoid compatibility clashes or for advice, please contact us on solutions@ebuyer.com.