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Four zone, 2 way, audio surveillance system, 16vac AC adapter, Warning label

ETS STW7 is a quad-zone 2 way audio surveillance system. It can be used for recording of both sides of conversations
ETS STW7 is an audio surveillance kit that includes 4ea STW1 Microphone/speaker, STW4 Base station, 16-VAC AC adapter, 2 RCA Patch cable and a warning label.  The optional accessories are Call Switch button: STW1-C.
Specific Features
The Mic of ETS STW7 is an Omni-directional element with 25’ range. It has a low MOSFET pre-amplifier. It has a line level with unbalanced output and an adjustable gain. The STW1 Mic has an adjustable gain. It has a switchable treble boost and limiter circuit with easy cable run termination. The configuration of the speaker is 3” and .5W with 70V line speaker input. The STW2 Base station has a Built in talk-back microphone & pre-amp with 70V Line speaker output. It has a 3” full inch range speaker. One can use the 3.5mm Headphone jack with it.
Installation and Power Requirement
The ETS STW7 can be surface or flush mounted. It requires Standard RCA jacks for VTR connections. The power requirement of STW2 base station is 16 VAC @ 250mA. It can be used for both recording and playback.




STW7 Four Zone 2 Way Audio Surveillance System Features:


  • 4ea STW1 microphone/speaker
  • STW4 Base station
  • 16vac AC adapter
  • Mounting screws (STW1s)
  • 2 RCA Patch cables.
  • Warning label.

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