The Cisco IP Phone 8865 Key Expansion Module extends the capabilities of Cisco IP Phone 8865 and 8865NR, models with additional buttons and a color LCD display. This key expansion module adds 14 physical keys with access to 14 additional keys, using the page keys, for a total of 28 additional keys. You can connect up to three 8865 Key Expansion Modules to the IP Phone 8865 and 8865NR, The 8865 Key Expansion Module comes with a foot stand and all necessary hardware to connect it directly to the base device in the traditional side-by-side fashion.