The GT701D DSL Modem is a superior-quality ADSL 2/2 single port modem, compatible with all major DSL service providers. This product has been rigorously tested to ensure the highest levels of compatiblity and performance. Remotely manageable and preconfigured for simple setup, the GT701D Includes a double commercial-grade firewall to help keep your connection secure. It's even environmentally-friendly with an Energy Star rated power supply! (This product is the updated version of Actiontec GT701A (GEU003AD3A-01))