The Avaya 4612 IP phone has 12 Programmable Feature Buttons With LED, 4 Display Navigation keys, 4 Display Soft Keys, 5 Fixed Feature Keys: Speaker, Mute, Hold, Volume Up & Down, 3 Fixed Feature Keys Below The Display: Conference, Transfer, Redial, a 2 X 24 Character Display and a Message Waiting Indicator.

The Avaya 4606 IP phone also features a Full Duplex Speakerphone With Echo Cancellation, is Hearing Aid Compatible, Microsoft NetMeeting Compatible, IP Address Assignment - DHCP Client Or Statically Configured, Infrared Port To Support Future Applications, Downloadable Firmware For Future Upgrades, Wall Mountable With A Separate Orderable Stand .

The Avaya 4612 IP phone requires a 1151 Power Supply

Two Year warranty