kng 15k tas Sq wag mo na palitan ang HU mo or pwde palit ka muna HU tas ipon ulit pero kng ok pa naman syu mag dls or mb quart ka na seps mga 5k maganda na yan tas amp mga 3k then sub khit 10" na jl SQ naman habol mo eh. I would recomend you to buy 2nd hand items mas tipid at maganda pa set-up mo well that's just me. Kasi yng ibang tao takot bumili ng 2nd hand items.