ESI’s IP Server 900 is a high-performance IP phone system that unites the communication and productivity needs of end users in small-to-medium organizations with one or more sites. Its expandable design integrates built-in capabilities, advanced features, and highly differentiated applications into a product that’s as easy-to-use and -manage as it is flexible. The IP Server 900 fits easily into existing networks and eliminates obsolescence by supporting not only ESI’s current lineup of phones and other devices but also an impressive list of legacy equipment.

ESI-1000  •  ESI-600  •  ESI-200  •  ESI-100  •  ESI-50  •  ESI-50L

Regardless of which model you select (they vary primarily by call-handling and voice message storage capacity), an ESI Communications Server will serve your needs now and for years to come. This fully flexible communications platform can supportboth digital telephony and IP-to-the-desktop in any desired combination.1 ESI Communications Servers also deliver massive expandability and the greatest functionality ESI has ever offered.

VIP and VIP Professional  •  VIP PC Attendant Console  •  VIP ACD  •  VIP Softphone

The name VIP means Visually Integrated Phone. It’s a family of software applications that help you manage your ESI voice mail and contacts from your PC. Each VIP application comes in both standalone (SE) and Outlook®-integrated editions. Compared to the basic VIP application, VIP Professional adds still more features, such as auto-recording2, text-messaging, and color-coded monitoring of station status.

This ESI exclusive combines RFID scanning technology and ESI’s award-winning telephone systems to offer presence status, call control, entrance security, and documented tracking of users’ work hours and attendance history. Third-party software works with ESI Presence Management to provide a complete time and attendance management package.