Avaya 9408 700500205 Digital Telephone (Black/Refurbished)Key Features: Mfr. Part #: 700500205 8 line X 32 character white back lit display 8 programmable feature buttons with three pages of display (total of 24 button positions), each with dual red green LEDs to display status Fixed feature keys include speaker, headset, mute, volume, menu, phone, history, contacts, voicemail Context sensitive interface, 4 way navigation cluster and 4 softkeys Full duplex speakerphone Supports up to 3 BM12 button modules