HK Audio FINEO FO S112 1200 Watt Install Sub Reflex 8 ohm (Black) - 12"Very compact subwoofer with 12 woofer, 2. 5 voice coil and 50 Hz tuning frequency. Ideal low end support with powerful bass and high sound pressure as a system subwoofer or surround LFE for installations with compact speakers like the FO 5. Easy to integrate in environments with limited space. The cable feed through on the rear, with cut outs to the left, right or bottom, allows cables to be routed close to the wall, meaning the subwoofer can be