I have a woofer of Cerwin Vega 15'' Inch Stroker, the Emplifier running it is Hifonics 3200 watts, with a stinger battery to control the power. Four 6 inch components in front and back which are run by Presence Emplifier. Front componenets are of Alpine, while the back are Mugart (Germany). The CD player is Alpine. Demand for whole system is Rs. 135,000 Contact # 03008242878 KHI