D Series
                                
                                    D16, D20, D30, D40  Class D 
D16  4 channel, Out put power:8Ω-4X1300W;4Ω-4X2600W;2Ω-4X2900W;
D20   4 channel,Out put power:8Ω-4X1600W;4Ω-4X3200W;2Ω-4X3900W;
D30  2 channel,Out put power:8Ω-2X2400W;4Ω-2X4800W;2Ω-2X9000W;
D40  2 channel,Out put power:8Ω-2X3000W;4Ω-2X6400W;2Ω-2X9000W;