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ETS SM1-C Omni-Directional Remote Elements Pre-Amplified Microphone W/ 12VDC Power
The ETS SM1-C is an omni-directional pre-amplified microphone for use in special applications or to shorten the distance between the subject and microphone
(hang microphone from ceiling).
Additional features of the SM1-C audio mic include adjustable gain, easy cable termination, and a selectable on/off limiter circuit. Furthermore the SM1-C mic is powered through basic 12VDC, which makes it extremely useful in a number of audio surveillance applications.