Size: 6.5" - Dual 4 Ohm The Skar Audio EVL-65 D4 subwoofer was designed to be the most responsive, powerful, and efficient 6.5 -inch subwoofers on the market. Don't be fooled by the size, the EVL-65 is one monster of a subwoofer, featuring a 2" pure copper voice coil, and a powerful 39 Oz single slug ferrite motor. The small size of this driver allows it to be very versatile, and can be used in a variety of applications where adding a woofer might not otherwise be possible. Conservatively rated at 200 watts RMS Power, and 400 watts max power. Dual 4-ohm voice coil.
Sensitivity: 82.8 dB, Fs: 64 Hz, Xmax: 6.25 mm one-way.
Subwoofer Mounting Depth: 3.561",
Subwoofer Cut-Out Diameter: 5.826".