ETS SM1 Flush Mount Omni Directional Microphone

The SM1 from ETS is a high performance, omni-directional, pre-amplified microphone for fixed location security applications. 25’ pickup pattern in all directions. Built-in the limiter circuit automatically lowers the output level during loud sound intervals. Selectable Hi cut and low cut filters significantly reduce background noise. Flexible plastic plate mounts flush or on a single gang electrical box. Connects directly to our switcher / mixer / amplifiers or use one of our many interface products to make fast and clean connections to DVRs or remote monitoring equipment

Features

• Omni-directional 25’ pickup pattern
• Low noise MOSFET pre-amplifier
• 500Hz-13Khz Frequency response
• Jumper selectable hi-cut/low-cut filters limit frequency response to 900-6khz significantly reducing background noise
• Jumper selectable volume range: "Line level" (0db) or "Microphone level" (-30db)
• Adjustable gain in both volume ranges
• 100 Ohm unbalanced output
• Internal peak limiter circuit (.5 sec response)
• 3 position Euro-style connector makes cable termination fast and clean
• Reverse polarity protected
• Power: 12 to 24VDC @ 10mA
• On-board voltage regulator and RFI filtering
• S/N ratio: more than 60DB
• Sensitivity –45DB
• Industrial temperature range –40 to 105C
• Flexible plastic plate mounts flush or on a single gang electrical box
• Dimensions: L 4.7” x W 2.9” H 0.9”