The Modular ICS (MICS) is the most comprehensive of the Norstar product offerings. The Norstar MICS is a key Norstar phone system designed for growing small-to-medium businesses and is expandable up to 272 ports. This phone system has advanced integrated applications include voice messaging, unified messaging, digital networking, enhanced call centers and speech recognition. The Modular ICS can grow with your business through the addition of trunk and station modules as you need them.

Nortel Modular ICS Key Service Unit. Provides 0 incoming lines and 32 telephone station ports. Provides 2 slots for incoming line (trunk) cartridges and 2 slots for expansion cartridges. Add 2 - T1 Trunk Cards or 2 - 4x0 LS/DS or CLID trunk cards for up to 48 incoming lines. Additional software and trunk cartridges required.