Sound Ordnance B-10AS Single 10" Sealed Box Powered

so today we're doing this on the sound ordnance um b10as so it comes with this harness it's got all your little adjustments here got your gain your equalizer and your crossover and your 10 amp fuse so this setup was easy for me because i had a flat stack already in here um so my wires are already run under the seat i also have another wiring harness to this to the uh for a sub to the um trunk so as you can see it comes with this harness we've got you know this audio feed that already had run this one and then the harness comes with this power wire which i hooked up to previous power that i had gone and the black one is your ground which i had a previous ground wire running from under the seat sub and i just attached it right there this blue wire um so i have an aftermarket stereo needs to be attached there it basically tells the unit i believe that the stereo is turning on so i just kin