gw rencana mau rakit sound buat mbl new nissan xtrail,barang2 lama seperti head unit CDA 9887,power 2 biji u-dimention Jr.4300 ama rockford bd 1000.1,cap bank 1.5 f,sub rockford T1.yang lain sperti speaker dan box dan cabel belum neh.kira2 kena brapa ya yg kurang??pls PM donk,btw tq