10 CompVT 2 Ohm The CompVT 10-Inch Subwoofer is a 2? Precise KICKER engineering allows the CompVT to pound with limited space. A special four-layer voice coil provides the ability to work with serious amounts of power without the bulk of a standard subwoofer. The CompVT 10-Inch Subwoofer works best with a sealed or ported enclosure and 350 watts of recommended power. See below for more details.