ESI E1 612 Port Expansion Cardby ESI
ESI E1 612 Port Expansion Card Description:
The ESI E1 612 is a first generation port expansion card for IVX 128 phone systems. The ESI 612 adds 6 analog trunks (FXO) and 12 digital extensions (FXS) to a system. The E1 612 is compatible with ESI E-Class, X-Class, and IVX128 phone systems. The ribbon cable to connect the ESI 612 port card to the phone system is included.
ESI E1 612 Features:
- Adds 6 CO lines to systems
- Adds 12 digital extensions to system
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