The Bosch ET90-R High-Performance Speaker offers impeccable audio output and clarity, specifically engineered to fulfill the stringent demands of the life safety sector for reliable emergency voice communications and tone signaling. This high-efficiency speaker ensures maximum sound output while consuming minimal wattage, covering a frequency range from 400 Hz to 4 kHz. The included mounting plate with level adjustment simplifies the installation process, while the stylish two-screw grill cover enhances its visual appeal.
Bosch ET90-R Speaker Features
- Versatile Operation: 25 VRMS or 70 VRMS operation with seven selectable taps ranging from 0.125 W to 8 W, ensuring adaptability to various installation requirements.
- Cost-Effective Design: The two-wire design minimizes installation costs while maintaining reliable performance.
- Energy Efficiency: Low average current draw promotes energy savings and prolongs system lifespan.
- Enhanced Protection: Sealed-back construction provides extra protection and improves audio clarity, essential for emergency situations.
- Simple Installation: Screw terminal wiring facilitates quick and easy connections, reducing setup time.
Bosch ET90-R Detailed Specifications
| Model | ET90-R |
| Frequency Range | 400 Hz to 4 kHz |
| Power Options | 0.125 W to 8 W (seven taps) |
| Voltage | 25 VRMS / 70 VRMS |
| Mounting Type | Wall/Ceiling Mount with Level Adjustment |
| Construction | Sealed-back for enhanced protection |
| Wiring Type | Screw Terminals |
| Grill Type | Two-Screw Cover |
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