ESI IVX 482 1st Gen Port Expansion Card (5000-0257) Condition:Refurbished and a full duplex speakerphone

and a full duplex speakerphone has been added for conference calling

This handset comes with the bottom clip as well to hold the handset cord in place

and digits dialed

Monitors system status and controls alarm relays

Call Screening

ESI IVX 482 1st Gen Port Expansion Card (5000-0257) Condition:Refurbished and a full duplex speakerphoneESI IVX Port Expansion Card Description: The ESI IVX S Class 482 1st Gen is a port expansion card designed for the IVX 42 S Class and C Class phone systems. The ESI IVX S Class 482 first generation features four analog CO lines (FXO POTS), eight digital extensions, and two analog extensions. Please Note: This card is not compatible with the 56S system. If running the 56S you must use the ESI IVX S Class 56S 2nd Gen 482 Expansion Card (5000 0294). ESI