Warranty:1 YEAR WARRANYT Certificate:CE, RoHS Power rating:HF MF LF:120W 130W 800W Nominal impedance:HF MF LF:16 16 16Ohm Maximum spl:HF:132 138dB MF: 127 133d LF:125 131dB Port:Guangzhou Dimension:300x700x465mm Service:OEM;ODM Application:touring performance,stadium and theatre