The Nortel IP Phone 2004 is a professional-level desktop IP Phone which is ideally suited for managers, knowledge workers and administrative staff. IP Phone 2004 supports up to twelve user-defined line/programmable feature keys* and comes standard with a large monochrome display which can support converged (voice and data) applications presentation in textual format, high-quality audio speakerphone, an integrated IEEE 10/100 Ethernet switch, context-sensitive soft keys and leverages a robust suite of business communication features as delivered by Nortel Communication Servers such as Business Communications Manager, Communication Server 1000, Communication Server 2100, Multimedia Communications Server 5100 and Meridian.