active sub start at around 50k , check mo kay sir Benipayo sa music source madaming active sub na pagpipilian doon.
Hi guys,
your options start with the B3 Sigma Subs, Sigma 115A (single 15") at
P30,800[/color] and Sigma 118A (single 18") at
P35,800after which you jump onto the RCFs, ART-705AS (single 15") then the 4PRO-8003A (single 18") then the TTS-28A (dual 18")