Avaya Definity TN500 TDBI (TN500)
Avaya/Definity Circuit Packs TN429 - TN748

Avaya Definity TN500 TDBI (TN500)

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Avaya Definity TN500 TDBI (TN500)

The Avaya Definity TN500 TDBI (Time Division Bus Interface) is the data-exchange interface between the TN520 VB and TN501B VPC boards as part of most AUDIX systems. The TN500 is designed to replace the TN477 with sixteen channels, twice the amount of its predecessor. The TN500 is installed in most AUDIX cabinets, and required for systems with five or more TN501Bs.


Features:

  • Includes sixteen (16) channels, twice the number available with the TN477
  • Required for cabinets with five (5) or more TN501Bs
  • Provides data-exchange interface between TN520 VB and TN501B VPC boards in AUDIX systems
  • One year warranty included, with extended warranties available!

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