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8400 AVAYA Phone Series
8403, 8405B+, 8405D+, 8410B, 8410D, 8411D, and 8434DX
Feature-rich and classic styling, the 8400 series phones from AVAYA are designed to work with Definity systems.
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AVAYA 12' Coiled Handset Cord AVAYA 25' Coiled Handset Cord AVAYA 7' Coiled Handset Cord
AVAYA 12' coiled handset cords. Available in black, blue-gray, charcoal gray, gray, misty cream, and white.
AVAYA 25' coiled handset cords. AVAYA 7' coiled handset cords. Available in black, blue-gray, charcoal gray, gray, misty cream, and white.
8410D AVAYA DEFINITY 10-Button Handsfree Digital Telephone w/ Display 8411D AVAYA DEFINITY 10-Button Handsfree Digital Telephone w/ Display 8434DX AVAYA DEFINITY 34-Button Handsfree Digital Telephone w/ Display
Features 10 call appearance/feature buttons, 2-line x 24 character display, 4 soft keys which activate 12 different functions, 2-way programmable speakerphone, conference, transfer, drop, and hold buttons. 8400 Series phone with 10 programmable line/feature buttons and display. The 8434DX features 34 call appearance/feature buttons, 2-line x 40 character display, 5 soft keys which activate 15 different functions, 2-way programmable speakerphone, conference, transfer, drop, and hold buttons.
8403 AVAYA DEFINITY 3-Button Digital Telephone 8405B+ AVAYA DEFINITY 5-Button Digital Handsfree Telphone (8405B Plus) 8405D+ AVAYA DEFINITY 5-Button Digital Handsfree Display Telephone
8400 Series phone with 3 programmable line/feature buttons. 8400 Series phone with 5 programmable line/feature buttons. 8400 Series phone with 5 programmable line/feature buttons with display
AVAYA 8100 / 8400 Series Handset Line Cord - 8 Conductor, 14 Foot 8410 AVAYA DEFINITY 10-Button Basic Digital Handsfree Telephone
5 pack, exact replacement handset for AVAYA phones: 8102, 8110, 8403, 8405B, 8405B+, 8405D, 8405D+, 8410B, 8410D, 8411D, 8434DX and others. 10 pack of 14' line cords, 8-conductors (pins), for Avaya phones and other phones which require an 8-conductor (a.k.a. four-pair) line cord.

*Does NOT apply to Avaya 54xx series phones, which require 4-conductor.
8400 Series phone with 10 programmable line/feature buttons.