Modular ICS (MICS) - Features:

•  All software releases available.
• Expandable to over 250 total ports.
• Basic configuration is 0x32 (Zero lines x 32 extensions)
• Modular ICS Core Unit includes 2 universal slots for use with analog and digital line/trunk cartridges.
• Supports Analog Station Modules for the support of single line phones, fax machines, and modems.
• Supports ISDN-BRI, PRI, and T1 digital services as well as point-to-point communications and private networking between business locations
• Compatible with voice messaging, unified messaging, digital networking, and enhanced call centers
• Compatible with all Norstar M7000 and T7000 series telephone sets.
• 2 Year Warranty

 For more information click PDF link.