ESI IVX 012 PC (5010-0540) Expansion Port Card Conference Phones A speakerphone has been built

A speakerphone has been built into the DS-5007S phone to enable handsfree communication

and ESI-1000

Yealink SIP-T42G Gigabit IP Phone Description:

Paetec 9204P IP Phone Description:

Web Graphical User Interface Management

ESI IVX 012 PC (5010-0540) Expansion Port Card Conference Phones A speakerphone has been builtESI IVX 012 PC Description: The ESI IVX 012 PC (5010 0540) Expansion Port Card is designed for the ESI IVX phone systems and it provides 12 digital stations for expanding your phone system. ESI 5010 0540 Features: Expansion Port Card 12 Digital Stations Compatibility: ESI IVX Phone Systems Includes: ESI IVX 012 PC (5010 0540) Expansion Port Card