well this guy named eric ruckman found that the DS controller add-on for the game guitar hero: on tour left a biit to be desired but, he didn't stop thinking of a new way and found a guirar controller for ps2 and modificated so it can have a stand for the DS to not be loose, and he built an FM transmitter with lets him hear the audio from his home sound system. above there's a video demonstrating how it works...
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