R2-2X10PRE BUILT BASS PERFORMANCE The R2 2X10 loaded enclosure features powerful bass output, high quality construction, and easy drop in installation. The R2 10 subwoofers offer more bass and more power handling though its dual voice coil design that handles 500 Watts of thumping performance. The pre built enclosure is internally wired to a 2 ohm load, so you just need to add an amplifier for epic bass performance, all right out of the box. The high quality