ESI IVX 2nd Gen E2 612 Port Card 5000-0315

This ESI IVX second generation E2 612 port card is designed for the ESI IVX E-Class, X-Class, 100, 200, 600, and 1000 phone systems. The E2 612 supports up to six phone lines and twelve digital...

ESI IVX 20 Plus Phone System Ver 4.9.4 1GB

The ESI IVX 20 Plus phone system is designed to be an affordable small business friendly solution. The IVX 20 Plus system comes with a 1 GB version 4.9.4 flash card that provides both firmware and...

ESI IVX 20 242 Expansion Port Card

The ESI IVX 20 242 is an expansion port card for ESI IVX 20 and IVX 20 Plus phone systems. The ESI IVX 242 EXP card provides two CO lines, four digital extensions ports, and two analog extension...

ESI IVX 128E Phone System Black

IVX E-Class is among the most capable of ESIs IVX family of advanced business telecommunications systems. Although its energy-efficient system cabinet is about the height of an ordinary sheet of...

ESI IVX 012 PC Digital Port Card 5010-0540

The ESI IVX-012 PC card is an expansion port card that provides 12 digital stations to an ESI IVX phone system. The ESI IVX 012 adds up to 12 digital phones (DFP) to your phone system. ESI IVX 012 PC...

ESI IVC 24R Intelligent VoIP Card 5000-0454

The ESI IVC 24R (5000-0454) is an intelligent VoIP card that provides twenty-four VoIP stations for your ESI Communications Servers. This card comes in three different versions, so please note this...

ESI IVC 12R12EL Intelligent VoIP Module 5000-0461

The ESI IVC 12R12EL (5000-0461) is an intelligent VoIP card designed to fit the ESI Communications Servers. The ESI IVC 12R12EL (5000-0461) features twelve VoIP stations or twelve ESI link channels...

ESI IVX 48 Key IPFP IP Phone (5000-0289)

The ESI 48 Key IPFP is an IP phone designed for use with IP enabled ESI Communications phone systems. The IPFP 48 Key comes in two variations, regular IP for use over a local area network (LAN) and a...