The Avaya Definity 6402D Single-Line Display Phone is a speaker phone that works with Definity Phone systems Release 6.1 or higher. This phone also needs a TN2181 digital circuit card or TN2224B digital circuit card.

Key Features:

• 2 Programmable Call Appearance Buttons
• 2 Fixed Feature Buttons
• 16 Character LCD
• One-Way Speakerphone
• Conference
• Transfer
• Hold
• Last Number Dialed
• Handset
• Handset Cord
• Line Cord
• Professional Appearance
• White