inputs.text: great performance budget - bought newer used car factory radio speakers sound mediocre ready replace speakers head unit wanted ipod jack available hook ipod two available one straight pigtail hook ipod use ipods controls another lets control ipod head unit hi def radio brands required additional purchase unit little unter 200 installed opted ipod controller 25 circuit city sound crisp bass strong no longer felt needed replace speakers interface handling ipod little funky though takes lot getting used hi def radio noticeable improvehement not always get strong enough signal activate unit gets 5 stars everything except clunky controls