The professional conference speaker D6569 Single 18'' Subwoofer is composed of one 18-inch high-power bass and have long-stroke woofer with high sound pressure level. The single 18 inch subwoofer is made of high-grade imported plywood, which can effectively prevent resonance. The professional speaker for sale has high Low-frequency rate with good flexibility and strength, it can be used in high-end KTV, nightclubs, bars and other entertainment places that need low-frequency speakers.
Frequency response range (±3dB)
45 Hz - 200Hz
Sensitivity（Converted to 1m, 1W）
Maximum sound pressure level