Peavey Pro 12 Neo Low Frequency Speaker Driver 8 Ohm Peavey's 12" Neo driver features a Kevlar® impregnated cellulose cone. The 2-layer copper voice coil is thermally bonded to a Kapton former with Nomex stiffener. SpecificationsPower handling: 200 watts continuous, 400 watts program, 800 watts peakImpedance: 8 ohmsSPL: 94.3 dB, 1W/1mFrequency range: 50 Hz - 4 kHzVCdia: 2.5" (63.5 mm)Re: 6.00 ohmsSd: 0.05 sq. mBL: 12.36 T/MFo: 48.4 HzVas: 86.4 LCms: 219.7 uM/NMms: 49.1 gmQms: 3.84Qes: 0.59Qts: 0.51Xmax: 2.5 mmLe: 0.72 mHNo: 1.73%Vd: 16.2 cu. in. (266 mL)Disp: 72.7 cu. in. (1,192 mL)Net weight: 4.7 lbs. (2.1 kg)