This is awirelessindoor siren.
1.The siren is equipped with build-in fixed code.
2. The transmitting distance is 100m.
3. External power supply: 12V( for adapter)
Longhorn is a China piezoelectric sirenmanufacturer and supplier. We offer piezoelectric siren, and magnetic doordetector, ePIR detector. Our high quality productsare offered at competitive prices. Longhorn is located in China, and the full chain of manufacturing wallmounted gas detector, fire alarm control panel can be completed in China, even inone city. Lower manufacturing cost saves your purchasing cost. The more detailsof each product are shown on the page with description.