Mitel 50003812 5207 IP Speaker Display Phone (Dark Grey/Refurbished)Key Features: Entry level, single port, multi line, user programmable IP speakerphone with an easy to read backlit display Designed primarily for users requiring multiple line appearances and feature keys Handsfree speakerphone operation (half duplex) Single port, multiple lines 20 character backlit display with contrast control 14 programmable multi function keys with dual color LED indicators (for speed dialing, line appearances, feature keys) 8