Thread: how 2 conect the sound from pc to car sound sys

hi guys

i have one problem i have done avery thing monitor car pc ..ext

but i used this



but the sound qualety not what i have expected

soooooo i need help how to conect it right

my car is toyota avalon 2006

ther is external sound system under the seat

this my project i will post it if i solve this problem





so pleas