Car Audio, ICE, Car Alarms, Mobile Phones, I-Drive
hi everyone! i bought a aftermarket head unit Alpine CDE-114BTI 50wt x4 ,i have installed it on my e39 530d ,instaled new speakers is well 2x jbl and 2x inphase,sounds ok but not loud as i expected :confused .the problem is i can't turn volume moore than 15-16 (alpine has about 25-30) after 16...