Samsung Prostar DCS Expansion Module EXPN-A1 Modules The module provides eight CO

The module provides eight CO lines that can be configured to also support caller ID with additional equipment

MWI (message waiting indicator light)

VWIC-1MFT-T1 Description:

ShoreTel IP 110 Phone (Black or Silver)

Samsung Prostar DCS Expansion Module EXPN-A1 Modules The module provides eight COSamsung Prostar DCS Expansion Module EXPN A1 Description: The Samsung EXPN A1 is an expansion module for Prostar DCS phone systems. The module provides connection ports to connect expansion cabinets to your main system. An EXPN B1 and link cable are also required to join the two cabinets together. Samsung EXPN A1 Features: Connects Main Cabinet to Expansion Plugs in Prostar DCS Main Cabinet