Speaker, Amplifier manufacturer / supplier in China, offering OEM 8 Inch J-B-L Box Outdoor Party Speaker Karaoke Bluetooth Trolley Speaker with Colorful Light, OEM Electric Instrumental Band Guitar Combo Speaker Portable Speaker System 8 Inch Bass Amplifier with DC12V Battery Sound System, OEM Small Quantity PRO Audio Dual 12" Big Power Line Array Speaker for Outdoor Performance and so on.