Avaya SBM24 24 Button Expansion Module, part #700383417
The SBM24 Button Module provides 24 additional programmable buttons for lines and features. It is compatible with the 9630, 9640 and 9650 Avaya IP Phones.
SBM24 Module Features:
- For the Avaya Communication Manager release 4.0 or higher, each phone supports one module and up to three modules per system.
- For the Aura release 3.1 and below, each phone supports one module and up to three modules per system.
- For the Avaya Aura Communications Systems with software higher than 3.1, each phone supports up to three modules.