Avaya IP500 Installation Manual page 312

9.11.44 9508
9500 Series phones are supported by IP Office Release 7.0 and higher.
The phones provide 8 physical buttons with red and green LEDs. These can be used for up to 24 programmable features.
The phones support the addition of up to 3 BM12 button modules supporting an additional 24 programmable features
(using 12 buttons) per module.
Variant
9508 Telephone
BM12 Button Module
IP500/IP500 V2 Installation
IP Office 8.0
SAP Code
Charcoal Grey 700500207
Charcoal Grey 700480643
15-601042 Issue 25i (03 January 2013)
Page 312