inputs.text: adequate - bought box replace 215\\ box could get leg room specs said would go 30hz no way bass thought not push not expect hard slamming bass box thing impresssed ability take alot power put 75 watts hard bass took didnt really shake floor windows like 15s yes expected biggest problehem speakers not tuned box like boxes take speakers put thehem box 3 times bigger would great sounding speaker manufacturer obviously not tune box threw speakers added tweeters ports wired guess get pay really want slim box regular cab pickup bass guess outa luck