Samsung Prostar DCS Expansion Module EXPN-A1 Modules the Dell 5524 can be

the Dell 5524 can be stacked through 10GbE interfaces and the switch supports uplinking through 10Gb ports

3 navigation keys

XDP Port (Two phones share same wire via RJ-11 Jack)

All managed with a familiar Command Line Interface (CLI)

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

Samsung Prostar DCS Expansion Module EXPN-A1 Modules the Dell 5524 can beSamsung 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