Goldwood Sound GW-8PC-8 Heavy Duty 8ohm 8" Woofer 330 Watts Replacement Speaker 1 Goldwood Sound GW-8PC-8 heavy duty 8" subwoofer, 165 watts RMS and 330 watts Max, 25 - 2800Hz frequency response, 91dB SPL, 8ohm 1.5" 4-layer aluminum voice coil, 30oz magnet with bumper plate and vented pole piece, poly-mica cone with rubber surround Die cast aluminum frame, overall size is 8", fits enclosure hole size of 7.125", mounting depth is 3.69", designed and engineered in the USA Use for pro DJ speakers, pro PA speakers, pro karaoke speakers, live sound speakers, fixed installation speakers, studio monitors and home audio speakers This listing and price is for 1 Goldwood GW-8PC-8 pro audio woofer