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The black MAS 1 Microphone Activation Button by Sennheiser when paired with the MAS 133 inline switch box is for control of a microphone. The MAS 1 is used to activate programmable modes that include On, On/Off, PTT, and PTM. It features a bi-color LED for status indication of each mode. The mounting hardware is included.
In the Box
Sennheiser MAS 1 Microphone Activation Button (Black)
Limited 2-Year Warranty
Table of Contents
XLR-5M Out Pin assignment: 1 = ground, 2 = switch, 3 = LED red, 4 = LED green, 5 = LEDs +12 V