Great sound doesn’t have to be hard to achieve. And the PR:O 118 SUB D2 proves it. Discover flawless bass reproduction from a custom-built low frequency driver. This colossal 18” sub speaker brings a wealth of tight, responsive lows to your performance, so you can feel every beat. Capable of reaching max SPLs of 127dB, you’ll get clear audio, even at the highest volumes. All from a compact enclosure that’s easy to transport. The class-D amplifier gives you all the power and punch of a much bigger speaker, without the need for heat sinks and other heavy parts. The result is a more efficient, more reliable subwoofer with minimal resonance and maximum potential.