Brand New Peavey SP218BX 18" 4 ohms 4800 Watt Peak / 1200 Watt RMS Pro Audio Full-Range Speaker Systems with Flat-Wound 4 Inch Voice Coils, and Cast-Frame BasketsFeatures Two 18 inch Pro Rider® Black Widow® woofers with Kevlar® carbon fiber cones Field-replaceable baskets, flat-wound 4 inch voice coils, and cast-frame baskets Peak Power: 4800 Watts RMS Power: 1200 Watts Progran Power: 2400 Watts Impedanc: 4 Ohms Frequency response: 51 Hz - 300 Hz -10 dB point: 36 Hz Sensitivity: 99 dB (1W/1m) Hammertex durable covering material New grille Weight Unpacked: 148.50 lb(67.358 kg) Weight Packed: 168.50 lb(76.43 kg) Width Packed: 23.25"(59.055 cm) Height Packed: 51"(129.54 cm) Depth Packed: 32.75"(83.185 cm)