BOA182R - 18" 8,000 Watts RMS Dual 2 Ohm Mega Subwoofer - Caution* 165 Pounds. Special Handling Required(SOLD AS EACH) CAUTION: This Subwoofer weighs 165 Pounds and requires two people to handle it safely! The BOA182R subwoofer is a powerful subwoofer designed for high performance SPL. It is a dual 2 ohm subwoofer with an RMS of 8,000 watts and a max of 16,000 watts. This means that it can produce a lot of bass, even at high volumes. The BOA182R uses several features to achieve its high performance, including: 4" dual impedance flat copper clad anodized