型号OY-686OY-687OY-688OY-689OY-690功率70-100V70-100V70-100V70-100V70-100V电压10W20W10W10W20W频响130~15KHZ130~15KHZ130~15KHZ130~15KHZ110~15KHZ灵敏度91&plu***n;3dB91&plu***n;3dB91&plu***n;3dB91&plu***n;3dB91&plu***n;3dB尺寸（mm）138*205170*252200*456138*205138*252重量（KG）2.12.81.81.52材料ALUMINUMALUMINUMALUMINUMABSABS)