Professional Amplifier

                                   WJ-A-1200         WJ-A-2400                     WJ-A-3600
8ΩStereo power rate:310W                      450W                            650W
4ΩStereo power rate:500W                      750W                            1050W
2ΩStereo power rate:600W                      1100W                          1350W
8ΩBridge:                   1000W                    1600W                          2200W
4Ω Bridge:                  1600W                    2820W                          3220W
Cooling fashion:         bowing from front to back side             bowing from front to back side
S/Nratio(A Weighted):90db                        90db                            90db
Frequency Restortion(THD):20HZ-20kHZ(±0.5db)  
Totalharmonic Distortion:<0.05%                           <0.05%                         <0.05%
Damping factor:              >110                                >110                             >110
Input Impedance:balance:20K unbalance:10K 
Input Connectors:    3-pinXLR.1/4 TRS      
Out Connectors:Red-balck connector and Speakon site    
Controlled Slew Rate:20v/us                              20v/us                           20v/us
Height:                    2U                                     2U                                  2U
Height:                   7.1kg                               9.85kg                           9.9kg 

                                   WJ-A-4800            WJ-A-7200
8ΩStereo power rate:850W                      1200W
4ΩStereo power rate:1400W                    2000W
2ΩStereo power rate:2300W                    3000W
8ΩBridge:                   3000W                    4100W
4ΩBridge:                   4350W                    6140W
Cooling fashion: bowing from back to front side   
S/Nratio(A Weighted):90db                        95db
Frequency Restortion(THD):20HZ-20kHZ(±0.5db)   
Totalharmonic Distortion:<0.03%               <0.03%
Damping factor:              >110                     >110
Input Impedance:balance:20Kunbalance:10K   
Input Connectors:3-pinXLR.1/4 TRS           3-pinXLR.1/4 TRS
Out Connectors:Red-balck connector and Speakon site  
Controlled Slew Rate:20v/us                       20v/us
Height:                      2U                              2U
Height:                     12.39kg                      13.6k