The Cisco IP Phone 7800 Series delivers affordable, high-fidelity and secure Session Initiation Protocol (SIP)-based VoIP communications to help make your employees more productive in their day-to-day interactions and advance your business goals. They deliver the best audiophile performance Cisco has delivered in an IP Phone to date, with state-of-art technology enhancements to both speaker and microphone. The Cisco IP Phone 7800 Series is an ideal solution for customers who are interested in migrating from older analog and digital telephony desk endpoints to Cisco Unified Communications, as well as existing Cisco customers who wish to expand or update their investment in VoIP communications endpoints. Customers who have, or are exploring, hosted third-party call-control platforms also can take advantage of the IP Phone 7800 Series with planned software updates to select models2. Small-to-large enterprise companies are wellsuited for the Cisco IP Phone 7800 Series. Cisco Expressway, which resides at the edge of your network, enables you to connect these workers without need for dedicated VPN hardware or a VPN client for the 7800 Series phone. Cisco Expressway makes it easier for remote workers to get up and running quickly (i.e., time-to-live), while reducing the costs of administration for IT. The IP Phone 7800 Series introduces 4 models to the portfolio. The models range in their support, from a single-line model for users with light voice communications needs to a 16-line model for highly active users of VoIP communications.