Gold 10 1,000RMS Woofer The RS Gold Series is geared towards audio fanatics searching for a low distortion and high performance driver without breaking your budget! Rated 1,000RMS 2.5 inch Voice Coil Spacers for adding cooling, and more throw. Shortening Ring. FEA optimized triple stack motor SPECS SPL: 82.7 dB FMS: 38.9 Hz BL: 32.4 Res: 131.5 Re: 8.0 Qms: 5.27 Qes: 0.48 Qts: 0.44 Rms: 11.9 Cms: 0.07 Mms: 256.5 gr Nref: 0.12% VAS: 9.9 L Rp: 82.9 Lp: 68. mH Cp: 304.7 uF Le: 6.45 mH Xmax: 25 BOX HEALTHY RECOMMENDATION Every vehicles applications, equipment, tuning, wiring, ext all play a factor in making sure your woofers are playing clean signals to avoid any clipping. Our products have the reputation of taking some of the most abuse in the industry for its given power rating, but to ensure the longevity using the right air space and scoping for a clean signal will be sure to have a lasting daily resilient subwoofer. Suggested Healthy spec range. Rule of thumb lean towards smaller enclousre if clamping @ or more than conservative power. Lean towards bigger enclosure clamping below conservative power Ported enclosure 1.25ft-1.75ft tuned @35hertz with 12-16sqaure inch of port area per cubic foot. CUTOUT 9.3"