rockson DS-30 distortion pedal

hey whaz up!! :p i got a new pedal!! its a Rockson DS-30 Distortion pedal got it for 50 bucks. I am happy with it but i cant get an ac/dc ozzy sound out of it the setting knobs are tone, level, and distortion. they all go up to 10 (duh). any suggestions for me ???


thanx :)