AT&T Avaya ISDN 8503T Voice Terminal Phone (Black/Refurbished)

Color: Black
Condition: Refurbished
Warranty: 1 Year Warranty

Sale price$49.00

We exclusively offer FedEx Ground Shipping for all your purchases with We promise speedy delivery, offering FedEx shipping, and getting your orders out the door as fast as possible (usually same day). We primarily ship using FedEx Ground service, however we reserve the right to ship any other standard (or other) method. Business-day standard shipping orders placed by 2:00 pm PST usually ship the same day.


The AT&T Avaya ISDN 8503 Phone features all that you will need for easy and efficient call-handling.

Key Features:

  • Three call appearances
  • Mute
  • Redial
  • Program
  • Memory
  • Conference/Ring
  • Drop/Test
  • Transfer/Pause
  • Hold buttons
  • Adjunct jack
  • Condition: Refurbished
  • Color: Black

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