JL Audio Fathom F-113 Hi End Subwoofer for Sale in Los Angeles, CA - OfferUp
JL Audio - The JL Audio Fathom f112v2 Powered Subwoofer, featuring a 1.8 kilowatt next-gen class D amplifier, 18-band D.A.R.O. Digital Automatic Room Optimization, all digital signal processing, and extra-long excursion with
Does It Live Up To The Hype? JL Audio Fathom F112 Subwoofer Review - YouTube