Rockford-Fosgate Punch P2D4-12

Features:

• 12" Dual 4 ohm Punch Stage 2 Subwoofer
• Power Handling:
• Peak: 800 watts
• RMS: 400 watts
• Recommended power range: 300 - 500 watts RMS
• CEA-2031 Compliant
• Klippel Verified
• Flex-fit™ Mounting pattern
• Proprietary spider venting/cooling technique
• StampCast basket with integrated spider venting
• Sturdy 16 gauge compound bend frame geometry
• High modulus Kevlar™ re-inforced paper-pulp cone
• Semi-flexible, PVC removable protective motor cover
• Multi-point high-temp/high-strength neck joint bonding technique
• Tall-profile VAST™ Santoprene™ surround for larger surface area
• Dual tear & fatigue resistant poly-cotton spider with woven tinsel leads
• Fatigue resistant and reduced strain "stitched on" flexible lead wire design
• Proprietary all metal, radially oriented compression input terminal assembly
• Optimized motor magnetics with extended pole and bumped vented backplate
• High temp 2.25" voice coil w/ spun-laced Nomex™ insulating re-inforcement collar
• Die-Cast aluminum soft-touch painted trim ring allows for optional integrated grill
• Mounting Depth: 6.40"
• Cutout Diameter: 11.22"
• Magnet Weight: 72.80 oz
• Frequency Response: 27.2 - 250 Hz
• Xmax: 13.3mm
• Sensitivity: 86 dB @ 1 watt / 1 meter
• Recommended Ported Enclosure: 1.79ft³ @40.0 Hz
• Recommended Sealed Enclosure: 1.02ft³ @44.9 Hz
• Matching Amplifiers: (one driver)
• Rockford Fosgate R500X1D, Parallel @2ohms
• Rockford Fosgate P400X1, Parallel @2ohms 
  ✔ Preferred Match
• Rockford Fosgate R750-1D, Parallel @2ohms
• Rockford Fosgate P500X1BD, Parallel @2ohms
• Matching Amplifier: (two drivers)
• Rockford Fosgate R750-1D, Parallel @1ohm
• Rockford Fosgate P1000X1BD, Parallel @1ohm 
  ✔ Preferred Match