Long-range high-power four-core horn speaker YD-SX1000

Long-range air defense high-pitch speaker, all-weather
waterproof design, four-core speaker, constant voltage and
constant resistance type. Power: 800W, constant voltage 100V,
impedance 16 ohms. Frequency response: 70Hz-15kHz. Speaker
diameter: 50cm. Size: 490x510x320mm, weight 19.5kg, coverage
area 1500-3500 meters.