The DP300 is a short-range motor driven siren developed to cover an area of approximately 300m² / 3,000sqft (linear dispersion of 180m / 590ft). With ABS-injected structure, it is immune to corrosion, 2-Bolt mounting base ideal for audible alerts in large schools and industries. DIPONTO MOTOR SIREN: Heavy-duty motor siren by Diponto, always providing you with the equipment you need for your projects. Secure your home or business with our security alarm, specs: net weight of 1.54 lb, dimensions (mm) 138 x 98 x 85, voltages 110VAC / 220VAC / 12 to 24VDC. DURABLE, HIGH QUALITY MATERIALS: Made with high quality materials that will provide you with an excellent alarm system for many years. ABS-injected structure, it is immune to corrosion, making it ideal for audible alerts in schools and industries. 1 year factory warranty. EXCELLENT ALARM PERFORMANCE: Up to 105dB @ 1m. It covers an area of approximately 3,230ft² (300m²). MULTIPLE APPLICATIONS: Suitable for residential buildings, offices, factories, schools, shops, hotel, public places and others. CONNECTION: It allows the connection in parallel in the Signaling System DPSIN, respecting the limit of 10A.