Bismillah, monggo bosku Subwoofer Double Coil 12inch Venom VX2112W Spesifikasi : Dimension 12inch Resistance 4 ohm Freq Response 34Hz-600KHz Power Handling 300-600W Sensitivity 86dB Harga : Rp. 1.500.000 Contact Person : Telp : 0895397251244 Alamat : Jl. Pengilon V, Rt. 05/RW.02, Beringin, Ngaliyan, Kota Semarang, 50189