With 12 programmable function keys and supporting up to 12 line appearances, both the 9212 and 9212L are powerhouse communications tools. These phones can be programmed for any combination of PBX Call Appearance, Key System Line Appearance, Queue Appearance, speed dialing, direct station dialing and busy lamp field. The 9212 is a sophisticated and flexible state-of-the-art IP phone designed for the business user who needs rich features, a friendly user interface, and superb voice quality. The Allworx 9212L is the newest extension to the complete family of backlit phones. The vibrant, high resolution full backlit display is at the heart of the Allworx 9212L.