Line Array, PRO Audio, Sound System manufacturer / supplier in China, offering Dual 8 Inch Active Line Array Speaker Ka208 450W AES 8ohm Line Array PA System for Church Live Show DJ Wedding Conference and Live Show, Ks28 Dual 18 Inch Bass Subwoofer Subwoofer 4000W Peak Full Range Passive Subwoofer Professional PA Subwoofer for DJ Concert Live Sound and Outdoor Events, Domc 6210 2-Channel Hi-Fi Stereo Power Amplifier High Fidelity Low Distortion >100db Snr for Home Theater Audio System and so on.