The ML1-WS IP54 from ETS is a low-cost, weather-resistant omni-directional electret microphone designed for use with I/P cameras that accept microphone level input signals. Ideal for OEM applications requiring an outdoor-rated microphone, it features a 6-foot attached cord with a standard 3.5mm connector, which can be easily adapted for direct connection to cameras with terminal blocks. Its robust construction ensures reliable performance in various weather conditions.
ETS ML1-WS Microphone Features
- Omni-directional pattern: Captures sound from all directions, ensuring clear audio input regardless of microphone placement.
- Max SPL 120db: Handles high sound pressure levels without distortion, making it suitable for various environments.
- Frequency response: 20-18kHz: Delivers a wide range of audio frequencies, providing clear sound reproduction for diverse applications.
- Sensitivity –50db: Offers excellent sound pickup capabilities, ensuring reliable audio capture even in low-level sound environments.
- 1.5-10Vdc operation: Compatible with a wide range of devices, allowing for versatile integration in different systems.
- 300-5k Ohm load resistance: Ensures compatibility with various audio equipment, enhancing its usability in different setups.
- S/N 40db: Provides a good signal-to-noise ratio, resulting in cleaner audio output with minimal background noise.
- 3.5mm stereo connector: Standard connection option that facilitates easy integration with most audio devices.
- 1/2” thick removable windscreen: Reduces wind noise and ensures clearer audio in outdoor settings.
- Grey ABS plastic housing: Durable and weather-resistant material that ensures longevity in outdoor applications.
- Mounts in a standard 1/2″ electrical knock out hole: Simplifies installation, making it suitable for various mounting scenarios.
Detailed Specifications for ETS ML1-WS
| Microphone Type | Omni-directional electret |
| Max SPL | 120db |
| Frequency Response | 20-18kHz |
| Sensitivity | –50db |
| Operating Voltage | 1.5-10Vdc |
| Load Resistance | 300-5k Ohm |
| Signal-to-Noise Ratio | 40db |
| Connector Type | 3.5mm stereo |
| Windscreen | 1/2” thick removable |
| Housing Material | Grey ABS plastic |
| Mounting | Standard 1/2″ electrical knock out hole |



















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