Qwikbus Speaker/Mic Module-Brown Used with Qwikbus Type S.T.R. 2 / 4 Wire 'Bus' Stations Only and Modular Style Panel(S). The TSMB3B speaker/microphone is designed to be used only with Alpha Communications® / S.T.R.™QwikBUS™ modular series door entry stations.
The TSMB3B is used with the 2-wire or 4-wire (loop) type QwikBUS™ apartment handset intercom stations, open voice apartment intercom stations and/or video monitor stations with handsets or open voice style. The TSMB3B speaker/microphone modules feature a weather-resistant speaker, long-life electret condenser microphone, illuminated dry-contact low voltage light push button and plug-in connector for easy wiring.
|Connection Method||Multi-Wire Digital Systems|
|Intercom Type||Audio Intercom|
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