10" CompRT 2 Ohm The CompRT 10-Inch Subwoofer is an all-weather thin subwoofer with a pair of 2Ω voice coils. With our custom SoloKon technology and the CompRT's unique interior support system, the sub sounds fat – but keeps it thin! The CompRT 10-Inch Subwoofer works best with a sealed or ported enclosure and 400 watts of recommended power. See below for more details. Specifications SIZE [in, cm]: 10, 25 IMPEDANCE [Ohms]: 2 DVC POWER WATTS [peak/RMS]: 800/400 SENSITIVITY [dB 1w/1m]: 84.8 MOUNTING DEPTH [in, cm]: 3-7/16, 8.8 MOUNTING DIAMETER [in, cm]: 9-1/8, 23.1 MIN SEALED BOX VOL [cu. ft, L]: 0.4, 11.3 MAX SEALED BOX VOL [cu. ft, L]: 1.25, 35 .4 MIN VENTED BOX VOL [cu. ft, L]: 1.25, 35.4 MAX VENTED BOX VOL [cu. ft, L]: 1.75, 49.6