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T3 DSS Expansion Modules

The T3 DSS Module is a phone expansion module that is compatible with all T3 Upn and T3 IP Telephones except the T3 IP Compact.  Each module provides an additional 36 programmable buttons with associated printed text labels and indicators, and can be programmed for lines, groups or speed dial numbers. 3 DSS Modules can be added to each T3 phone. Power is provided by T3 Upn telephones, but an external power adapter is needed for each DSS module when used on T3 IP telephones.

T3 Comfort with T3 DSS Attached

T3 Comfort with T3 DSS Attached

IP Office 406, IP412 and IP500 support a maximum of 30 T3 DSS modules per control unit. Please refer to System Button Module Support for the total system limitations of button modules on IP Office.

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15-601041 Issue 20.f.-
18:14, 25 February 2010

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Last Modified: 15/06/2009