how and what do i need to put a simple computer stereo or home stereo in my car? say i dont have a stereo in the car and no speakers (but i do 
) ) like if i want to use a psp and a computer system toghether what connections will i need to make and how can i connect it to the battery (a transformer is needed?)
) ) like if i want to use a psp and a computer system toghether what connections will i need to make and how can i connect it to the battery (a transformer is needed?)