Avaya SBM24 Button Module

The Avaya SBM24 button module provides 24 additional programmable line and feature buttons for Avaya 9600 series IP telephones. Features Provides 24 additional lines for incoming calls, outgoing calls, and calling features No separate power supply needed. However, using more than one button module changes the power class of the phone to Class 3 Compatibility IP Office 6.0 to 8.1 - Compatible with Avaya 9630, 9630G, 9640, 9640G, 9650, an 9650C IP telephones. Can add up to 3 SBM24 modules per phone; up to 42 SBM24s per system. IP Office 9.0 or higher - Compatible with Avaya 9608, 9608G, 9611G, 9630, 9630G, 9640, 9640G, 9641G, 9650, and 9650C IP telephones. Can add up to 3 SBM24 modules per phone; up to 42 SBM24s per system. Avaya Communication Manager R4.0 or higher - Can add up to 3 SBM24 modules per phone Avaya Communication Manager below R4.0 - Support for one SBM24 per phone Fully Refurbished Like New!