The STW1-SE from ETS is a robust two-way outdoor microphone and speaker system designed for versatile surveillance applications. With its omni-directional pre-amplified microphone and built-in power amplifier, this system ensures clear audio transmission in both indoor and outdoor environments. Whether used independently or in conjunction with DVRs and remote monitoring equipment, the STW1-SE offers exceptional performance and reliability, making it an ideal choice for security and communication needs.
ETS STW1-SE Microphone Features
- Model: STW1-SE Microphone
- Pickup Pattern: Omni-directional 25™ pickup pattern for 360-degree sound capture
- Pre-Amplifier: Low noise MOSFET pre-amplifier ensures clear audio
- Frequency Response: 200Hz-16Khz frequency response significantly reduces background noise
- Gain Control: Adjustable gain for tailored audio levels
- Power Supply: 12VDC @ 10mA for efficient operation
- Regulation and Filtering: On-board voltage regulator and RFI filtering for stable performance
- Cable Run: Max 1500™ feet cable run for flexible installation
ETS STW1-SE Speaker/Amplifier Features
- Speaker Size: 3” speaker for clear sound output
- Amplifier Power: 2 Watt power amplifier for robust audio performance
- Volume Control: Adjustable volume for personalized listening
- Input Options: Selectable 70v input or line level input for versatile connections
- Frequency Response: 500Hz-5Khz frequency response for optimal sound clarity
- Power Supply: 12VDC @ 250ma (line level input) to meet operational needs
- Voltage Regulation: On board voltage regulator for reliable performance
ETS STW1-SE Detailed Specifications
| Feature | Details |
|---|---|
| Model | STW1-SE |
| Pickup Pattern | Omni-directional 25™ |
| Pre-Amplifier | Low noise MOSFET |
| Frequency Response (Mic) | 200Hz-16Khz |
| Gain Control | Adjustable |
| Power (Mic) | 12VDC @ 10mA |
| Max Cable Run | 1500™ feet |
| Speaker Size | 3” |
| Amplifier Power | 2 Watt |
| Volume Control | Adjustable |
| Input Options | Selectable 70v or line level |
| Frequency Response (Speaker) | 500Hz-5Khz |
| Power (Speaker) | 12VDC @ 250ma |



















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