Enclosure Recommendations: Mounting Depth: 4.61" Cutout Diameter: 7.31" Magnet Diameter: 4.53" Sealed Enclosure: 0.33 - 0.50 ft^3 Ported Enclosure: Not Recommended Specifications: RE(ohms): 6.43 Fs(Hz): 36.26 Zmax(ohms): 62.56 Qes: 0.66 Qms: 5.73 Qts: 0.58 Le(mH @ 1kHz): 6.075 Diam(mm): 165.100 mm BL: 14.77 Mms: 97.78 Cms: 197.09 Sens(@1w/1m): 81.44