Loudspeaker, Amplifier, Conference System manufacturer / supplier in China, offering Smart Home New Style Track Bluetooth Speaker 15W RMS Wireless Microphone Karaoke Drum Lampshade 8ohm Speaker, IP55 Waterproof 80W Wall Mount Speaker with Wide Dispersion & All-Weather Housing for Shopping Malls and Stadium PA Systems, 5-Inch 2-Way Wall Speaker with 100V/8Ω Switchable & Wide Frequency Response for Hotels and School PA Systems and so on.