Nortel Telephones Nortel Meridian M3904 Phone Included Dual 22 Button Extension Module Telephone Systems Supply
INCLUDES: 22 Button Key Based Expansion Module
5 Line x 24 Character Display. 6 Self labeled, programmable feature keys with shift key, a total of 12 with shift. 4 Context sensitive feature keys.
Fixed Feature Keys - Hold, Goodbye, Volume Control, "Smart" Mute and Headset w/ LED, Options, Message, Directory/Log (Includes Redial), Applications, Shift, Hands-free with LED.Dual Purpose LED indicator - Message Waiting, Incoming call.