ETS is a quality manufacturer of Sound Surveillance tm audio products for use with DVRs, I/P cameras, CCTV monitors (with built in speakers), one and two way remote monitoring equipment and accessories. ETS manufactures pre-amplified microphones, weather resistant microphones, audio amplifiers, audio switchers, audio mixers; sound activated audio switchers, speakers and DVR interface equipment. See below for details on the ETS SM9.

*Complete 16 zone audio surveillance systems with built in speaker and headphone jack; can be used independently for monitoring live audio or with tape recorders and DVRs for recording and playback. *

Kit Includes

• 16 x SM1 Pre-amplified microphone.
•  SM16 Base Station
• AC Adaptor
• 3’ twin RCA Patch cable.
• 16 x Warning label.
• SM1 mounting screws.
• Installation instructions.

SM1 Microphone Specifications

• Omni-directional Electret element.
• 25’ range in all directions.
• Frequency response: 200-16Khz.
• Low noise MOSFET pre-amplifier.
• Line level, unbalanced output.
• Adjustable gain.
• Treble boost circuit. Selectable on/off. 
• Limiter circuit. Selectable on/off.
• 3 positions Euro-style connector makes cable termination fast and clean.
• Flush mountable. Can be mounted on a single gang electrical box. 
• Power: 12 VDC @ 10mA

SM16 Switcher / Mixer Specifications

• In/out switches and level controls for each microphone channel.
• Standard RCA jacks for connection to tape recorders, DVRs, etc.
• All settings stored in non-volatile memory.
• 1 Watt power amplifier & 3” speaker.
• Euro-style connectors make cable terminations fast and clean.
• Tape monitor switch.
• 3.5mm Headphone jack.
• Power: 12 VDC @ 370mA