Loudspeaker, Amplifier, Conference System manufacturer / supplier in China, offering Professional Outdoor Speaker IP55 Waterproof PA Horn Speaker with 10" Woofer and 3" Tweeter 150W Power 70/100/8ohm Speaker, Newly Released Ma-2300V2+/Ma-2300DV2+ 2-Channel Professional Amplifier Dante DSP All-in-One Power PA Amplifier Mixer Bt Included, Professional Audio Video Lighting 8-Channel Power Amplifier 8*100W 8 Ohm Lightweight Commercial Rack Balance Line Professional Amplifier and so on.