15 Woofer Driver NEW OLD STOCK Model WF1550 NEVER MOUNTED Great for a Subwoofer Enclosure or large cabinet replacement. Always stored in a non-smoking, AC storeroom.15 inch woofer with cloth accordion edge. 50 to 5 k Hz. Average sensitivity at 1w1m95. Magnet weight is 50 ounces, bumped and vented, 8 OHM, 160 watts rms, 300 watts peak. 2.5 inch voice coil. Size 15.0 x 5.75 , Weight 8.5 lb.