Speaker, Amplifier manufacturer / supplier in China, offering Multifunctional Dual Wireless Microphone UHF Rechargeable Wireless Microphone Home Karaoke Wireless Microphone with Receiver, 800 W Passive Speaker Dual 15 Inch Wooden Box professional Audio Facctory with Cheaper Price, 300W RMS 18 Inch Active Line Array Speaker Wooden Box with 12V 14A Battery and so on.