The Avaya 4960 IP is a full duplex conference unit with digital display. The 4690 has a 12 key telephone pad and the speakerphone offers 360 degree coverage with the ability to expand through two optional microphones. This enables participants to speak up to 10ft away and be heard clearly.
The Avaya 4690 IP conference unit is ideal for business conference rooms, the standard unit with suit up to ten speakers at one time. This number can be boosted by purchasing the extension microphones.