Features
- Provides 8 ports for direct inward/outward dialing (DIOD) trunks
- Each port provides a 2-wire interface to the central office (CO) public exchange for incoming and outgoing calls
- CO provides caller names and numbers to the TN429D, which displays the on Definity digital voice terminals (DCP and BRI) equipped with a 32 or 40 character alphnumeric display and with System 25/Merlin 7315H and 7317H terminals supported by Definity
Includes

Refurbished
Library
Avaya Lucent Definity ECS R8.2 System Description.pdf