The Nortel Networks T7100 Business Series Terminal Single-line telephone One programmable memory button provides access to any department or person Tilt-display with integrated Visual Ring/Message Waiting Indicator enables optimum viewing 16-character LCD window provides viewable date, time, and caller informatio Key Features: LCD tilt Display with date, time and caller/call information Single Line telephone Hold, Release, Feature, Volume keys Single programmable Key Message Waiting lamp Loudspeaker for music broadcast or PAGE Compatible with BCM and Norstar Wall Mountable