The STW1 is a 2 way microphone and speaker which can be used in 2 way surveillance systems that have been made by ETS. The STW1features a call switch, a MOSFET low noise pre-amplifier, an unbalanced line level output, as well as a voltage on board regulator and selectable on/off limiter and TB circuits. The STW1 also comes equipped with various functions such as adjustable gain, and consists of a 2 watt RMS, a 3” speaker and a 12VDC @ 250mA power supply. The STW1 comes complete with a stainless steel construction which allows it to be used for long term use, it is affordable, easy to use and easy to install for most applications.
- Low noise MOSFET pre- amplifier
- Line level unbalanced output
- On-board voltage regulator
- Limiter and TB circuits selectable on/off
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