its an 02gpgtp the box i had was made by memphis and was massive.i am by no means knockin on 12's a good setup will produce amazing sound.but my 10's sound as good if not better than some 12's i have seen.nobody really knows anything about digital dynamics...i didnt til i went to the stereo shop i use.they had jus gottem them in that day...needless to say i was very impressed