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Norstar Direct Inward Dialing (DID) Trunk Cartridge (NT5B37GA-93)

Like New: $29.00
This product is eligible for 2 Year Platinum Protection!

Norstar DID Cartridge Features

  • Provides access to up to 4 analog DID trunks
  • Routes calls from the public network directly to sets, bypassing an attendant, reducing traffic to the central answering position
  • All DID Trunk Cartridges have Disconnect Supervision
  • DID trunks do not support CMS/Class services (Caller ID)


  • Compatible with MICS 4.0 or higher

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