The next generation of sound performance is here with the 2nd Gen R-Series RS-W12D4 Subwoofer that delivers hard-hitting bass. This sub features a new motor structure with double-stacked magnets for deeper bass and tighter sound. High Amplitude Multi-Roll (HAMR) sound technology is integrated into the design which allows for maximum cone movement, delivering powerful and accurate bass notes. The R2-W12D4 handles 750 watts RMS and with dual oversized 4-ohm voice coils that offer flexibility for multiple subwoofer setups.