2pcs 400W Adjustable Treble/Bass Frequency Divider Distributor 2-Way Speaker Audio Crossover Filters (2 X)

I dont know why manufacturers always make false claims as to what there product will snd wont do. This is my 2nd go around with these guys. The 1st set wouldnt hold ip to s 20 watt per channel head deck in my car im running 2 skar tweaters and 2 6.6 blaupunkt and a 12 inch sub after running it for a couple of days all sorts of noise was comeing out of them i just hope i didnt blow them