ITT Cortelco 308 Digital Control Unit (Discontinued)

(Model # AD0308-KSU-PAK)

ITT Cortelco
Discontinued Without Direct Replacement

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Digital Control Unit.
Initial Configuration:
  • 3 CO lines
  • 8 digital extensions
  • Non-blocking Intercom paths
Expandable To:
  • 9 Co lines
  • 24 digital extensions
  • 2 port analog adapter
Features:
  • Off hook voice announce
  • Dial Intercom(non blocking)
  • Conferencing(4party)
  • Power failure transfer
  • Automatic line select, and automatic privacy
  • Call restriction(7 levels)
  • Group paging(all page)
  • Hold reminder, and intercom call ring/voice signaling transfer
  • Speed dialing (80 system/20 personal)
  • Flexible key assignment
  • Automatic redial
  • Station Lock
  • Hunt groups
  • Message waiting
  • Flexible line assignment
  • Call forwarding, and night service
  • Toll restriction
  • Direct signal select(DSS)
  • Busy lamp field
  • Class of service, door phone, and on hook dialing
  • Ringing line preference
  • Battery pack backup
Optional Features:
Analog device connection, paging, external music on hold, relay contacts, remote programming and SMDR(requires Aries Digital Key System ADKS-option PBA).