4 goldwood sound gw-1058 pro audio 10" subwoofers; 180 watts rms and 280 watts max per woofer; 31 - 4900hz frequency response; 94 db spl; 8ohm impedance; 2.5" aluminum voice coil per woofer; 50oz magnets with bumper plates; polymer laminated cones with accordion edge surrounds and vented pole pieces; stamped steel frames; overall dimension is 10.125" per woofer; fits enclosure hole size of 9.25"; mounting depth is 5"; designed and engineered in the usa; use for dj, pa, karaoke, live sound, fixed installation, studio and home; this listing and price is for 4 goldwood gw-1058 pro audio subwoofers
