KR208 double 8inch mini line array speaker SB18 single 18inch SB28 double 18inch KS28 double 18inch subwoofer line array Sound
Ks28 Dual 18 Inch Professional Subwoofer Speaker, Weather-Resistant Low Frequency Bass, Large Format Systems, High Power Stage Loundspeaker - China Sanway Ks28 Subwoofer Speaker and Large Stage Audio Speaker price | Made-in-China.com