Speaker/Mic Module-2Wire-Brown. Used With 2-Wire 'Alpha' Type S.T.R. Handsets And Brown Modular Style Panel(S)
Spec Sheet Preview: The TSM series speaker/microphones are designed to be used with Alpha Communications®/ S.T.R.™ modular series door entry stations. The TSM series is used with the standard 5-wire type apartment handsets (i.e. HT3003, HT2003, HT2006) and standard analog video-intercom systems. The TSMA series is used with the standard 2-wire type AlphaTone™ apartment handsets (i.e. HT3009, HT2009). The TSMB series is used with the 2-wire (loop) type ReliaBUS™ apartment handse …