Rockford Fosgate Punch PM210S4B

General Features:

• 10" Single 4-ohm Punch M2 Marine Subwoofer
• Power Handling:
• Peak: 500 watts
• RMS: 250 watts
• Recommended Power Range: 200 - 300 watts RMS
• CEA-2031 Compliant Subwoofer
• Klippel Verified Subwoofer
• Meets or exceeds ASTM test standards for Marine/Outdoor use
• 100% UV stable Centrex injection molded plastic parts
• UV and Salt-Fog resistant TPE (Thermo-Plastic Elastomer) surround
• Injection molded mineral filled polypropylene cone body with UV inhibitors
• 18 gauge corrosion resistant removable Stainless Steel grille cover insert
• Ultra-flexible fully insulated silicone lead wire
• 2.0" 4-layer aluminum voice coil diameter
• Proprietary corrosion resistant spring loaded push terminals
• Moisture, tear and fatigue resistant Aramid fiber spider
• Linear, high excursion matched motor magnetics and suspension design
• VAST Surround, provides up to a 25% more cone area
• Protected against Dust, UV, Water, Corrosion
• Dual 8 AWG compression speaker terminals
• FlexFit slot mounted frame pattern basket
• Anodized aluminum voice coil former
• Internal magnetic shielding
• User-removable trim ring/grille
• Top-mount depth: 5.50"
• Cutout Diameter: 9.00"
• Frequency Response: 35 - 250 Hz
• Sensitivity: 86.0 dB
• Xmax: 10 mm
• Resonance Frequency (Fs): 45.0 Hz
• Optimum Sealed Enclosure: 0.75 ft² (21.24L)
• Optimum Vented Enclosure: 1.25 ft² (35.40L)
• Also Optimized for Infinite Baffle (Free Air) Applications