ETS SM1-WPB Weather Proof, Harsh Environment, Omni-Directional Microphone with Windscreen
- Omni-directional 25' pickup pattern
- Low noise MOSFET pre-amplifier
- 20Hz-20Khz Frequency response(hi-cut and lo-cut off)
- Adjustable automatic gain control.(compression range 1:1-10:1)
- Adjustable output level (post AGC)

The SM1-WPB from ETS is a IP66 microphone in single gang exterior enclosure.
ETS SM1-WPB | IP67 Weatherproof Box with Line-Level Microphone
The SM1-WPB is a high-performance, durable omni-directional microphone designed for use in hostile environments. With its IP67 weatherproof rating, this microphone is ideal for outdoor applications, on board ships, and in rooms that are washed down daily.
Weather Proof Design
The SM1-WPB features a rugged construction that allows it to withstand the harshest conditions. Its durable electret element can withstand direct exposure to high-pressure water without affecting its operation. The microphone is strategically located on the bottom of the housing, reducing the accumulation of dirt, water, and snow.
Windscreen and Mounting
This microphone comes with a removable 0.5-inch windscreen that is inserted into the cavity, providing additional protection against wind noise. The cast aluminum back box allows for easy mounting on any flat surface, and a gasket is included to ensure a secure and weatherproof installation.
Whether you need a microphone for outdoor installations, maritime applications, or environments that require regular cleaning, the SM1-WPB is the ideal solution. Its weatherproof design, high-performance electret element, and durable construction make it the perfect choice for harsh environments.
Features
- Omni-directional 25' pickup pattern
- Low noise MOSFET pre-amplifier
- 20Hz-20Khz Frequency response(hi-cut and lo-cut off)
- Adjustable automatic gain control.(compression range 1:1-10:1)
- Adjustable output level (post AGC)
- IP66 rated
- Potted internal electronics. Ideal for high vibration and harsh environments
- Corrosion resistant electret element
- Removable .5 inch windscreen
- Line level, 100 Ohm, unbalanced output
- Cable whip output
- On-board voltage regulator and RFI filtering
- Sensitivity –60db
- single gang “bell box” enclosure with 1/2” conduit connector ports



