Features of the 6424D Telephone:
The 6424D phone provides 16 programmable buttons : Call Appearance/Feature button, plus four "Navigator" keys for Menu, Next, Previous, and Exit.
A 2-line 24-character digital LCD that shows Called Party/Calling Party ID (where available), date and time is standard on the Avaya 6424D phone.
Group Paging Feature to allow everyone you need to reach to hear your message at the same time, like a public announcement.
Group Listening - Others can participate in listening without interrupting the call.
Telephones provide Whisper Paging Feature, letting a second call get through while you are on a call.
Avaya's 6424D telephone provides four "Soft Keys" for menu functions, plus 12 "Soft Key" default features, with access to 18 alternative "Soft Key" features (to a maximum of 12 per telephone set ).
Definity also provides a built-in 2-way speakerphone, and eight personal ring options.
Internal Self Test to minimize the need for assistance.
Call Timer to see the length of your call.
Party ID (where available), date and time.
Last Number Dialed
Desktop or Wall Mountable.
Message Waiting Light