| YPH-16 Horn speaker:1.Input voltage:70v/100v 2.Output:120db@30w3.Material:Aluminum6.Size: Diameter 400mm,length 350mmWe are a professional manufacture in Ningbo,China,all of our horn speakers have following advantages:1.Low current consumption:our horn speaker only consumes 50% of current that normal horn speaker uses.2.Low cost:we don't need transformer for long distance transmission,can directly have 100V out put. | 
