The Alpha TSMT Speaker/Microphone Module is built for use with 5-wire Type S.T.R. handsets and Titanium modular style panels. It is compatible with Alpha Communications® S.T.R. series apartment intercom systems including models HT3003, HT2003, HT2006, and the TSMA 2-wire AlphaTone™ HT3009 and HT2009 analog video-intercom systems.
This module features a weatherproof speaker and a long-life electret condenser microphone. It includes an illuminated, dry-contact low voltage light pushbutton with a plug-in connector to simplify wiring. The unit measures 3.94 inches wide by 3.94 inches high (100mm x 100mm) and snaps into MT panel trim frames.
For servicing, the module can be removed using the Alpha model 13510 key/tool unit.
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