Expansion Module for Nortel IP Phone 1100 Series

The Expansion Module for IP Phone 1100 Series is an accessory to the IP Phone 1100 Series portfolio, which delivers investment protection at the desktop through increased scalability. Eighteen self-programmable line/feature keys per module are provided and up to three modules* can be supported with an IP Phone 1120E, IP Phone 1140E or IP Phone 1150E.