The Bosch ET90-N High-Performance Speaker delivers exceptional audio output with crystal-clear sound quality, tailored specifically for the life safety industry to ensure effective emergency voice communications and tone signaling. Designed for maximum efficiency, this speaker operates across a frequency range of 400 Hz to 4 kHz, providing high output at minimal wattage. Its user-friendly installation features, including a mounting plate with built-in level adjustment and an attractive two-screw grill cover, further enhance its value.
Bosch ET90-N Speaker Features
- 25 VRMS or 70 VRMS operation: Offers flexibility with a choice of seven taps from 0.125 W to 8 W, allowing customization to different system requirements.
- Cost-effective two-wire design: Reduces installation complexity and cost, making it an economical choice for various applications.
- Low average current draw: Enhances energy efficiency, contributing to reduced operating costs over time.
- Sealed-back speaker construction: Provides extra protection against environmental factors while improving sound clarity and audibility.
- Easy wiring with screw terminals: Simplifies the installation process, ensuring a secure and reliable connection.
Bosch ET90-N Detailed Specifications
| Speaker Type | High-Performance Emergency Speaker |
| Frequency Range | 400 Hz to 4 kHz |
| Power Options | 0.125 W to 8 W (25 VRMS or 70 VRMS) |
| Mounting | Includes mounting plate with built-in level adjustment |
| Construction | Sealed-back design for enhanced protection and clarity |
| Wiring Method | Screw terminals for easy installation |
| Grill Cover | Two-screw design for an attractive appearance |
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