双4寸户外大蘑菇扬声器（定压）                                                                              
系统指标：                                                                              
频率响应（±4dB）：80hz~15Khz；                                       
输入电压：100V
系统额定输入功率（RMS）：20W；                                 
系统额定输入功率（PROGRAM）：50W；                           
换能器单元：                                                                                
低音4"（布边+喷油处理）×2只+高音×1只；                   
物理特性：                                                                                                        
净重：5.2KG
产品尺寸：H450mm                                                             
防护等级： IPX6 防水