Audio system for honda car speaker amplifier

1.These three version for upgrade car audio
A.version 2.1 Configuration：loudspeaker*2, a subwoofer, a main engine.Dual speakers and subwoofer design
B.version 4.1 Configuration：DSP drives 4 door speakers of the car, 1 subwoofer ,1 control box.Computer and APP tuning
C.version 5.1 Configuration：One Set Of Dedicated Non-destructive Wire,One Diamond Surround Mid-range Speaker,Dedicated Subwoofer for Special Vehicle,Control box
2.Bright and clear high pitch response
3.Top-grade fever speakers,listening to immersive,engaged in a live concert being