KFC-D681C 6x8" Oval Custom Fit 2-way 2 Speaker comes equipped with a Peak Power of 360W, a Diamond Array Pattern Woofer Cone, Acoustic Sound Harmonizer, and a Sound Field Enhancer. Features - Peak Input Power: 360W Rated Input Power: 81W Impedance: 4 Ohms Woofer Features: 6 x 8 inch Polyproplene Cone 1-3/16 inch Balanced Dome Specifications - Sensitivity: 88dB Frequency Response: 58Hz-24kHz Cutout Diameter: 5-1/8 x 7-3/8 inch Mounting Depth: 2-3/8 inch Weight of Magnet: 0.5 lbs Electrical - Impedance(Ω: 4Ω Peak Input Power（W): 360W RMS Input Power（W) CTA standards: 81W Sensitivity (dB at 1m) CTA standards: 88dB Frequency Response(Hz) CTA standards: 58-24000Hz
- Dimensions (W x H x D): 8 in x 5-11/16 in. x 5-1/16ｘ7-3/8 in.
- Weight: 3.7 lbs
- Mounting Depth: 2-3/8"
- Surround: Rubber
- Magnet: Ferrite