Does power: 60/30/15/7.5/8 o; Does the input voltage: 70 v / 100 v; Does frequency response: 55-20 KHZ;

Does the sensitivity: 92 db; Does material: ABS panel shell after iron; Does the weight (kg) : 5.5;

Does appearance size (mm) : 320 * 245; Hole size (mm) : 292;