Cisco 7916 IP Phone Expansion Module (Refurbished)Key Features: Mfr. Part #: CP 7916 Cisco 7916 IP Phone Expansion Module 480x272 color, backlit display Adds 12 keys to the existing six on the 7962G and 7965G and the existing eight on the 7975G Access 12 additional keys using the page keys for a total of 24 Can add up to two 7916 expansion units Each of the buttons can be programmed as a directory number (DN), line key, or speed dial key Buttons are illuminated allowing easy identification of calls