Rockford Fosgate R1S410 4-Inch 2-Way Full Range Coaxial Car Speakers - Premium Sound for Cars, Trucks & SUVs - Perfect for Upgrading Factory Audio Systems

Features:

• 10 Inch Single 4 ohm PRIME Series Subwoofer
• Power Handling:
  • Peak: 300 watts
  • RMS: 150 watts
• Parabolic polypropylene cone woofer
• Butyl rubber surround
• 2 Inch 4-Layer voice coil
• Anodized aluminum voice coil former
• Solid, stamped steel basket
• 12 Gauge compression terminals
• Optimized for sealing enclosures
• CEA-2031 compliant
• Frequency response: 24-250 Hz

Specifications:

Subwoofer Specifications:

• Subwoofer Series: Prime R1
• Subwoofer Size: 10 Inch
• Peak Power Handling: 300 watts
• RMS Power Handling: 150 watts
• Voice Coil(s): Single
• Impedance (Per Voice Coil): 4 ohms
• Voice Coil Diameter: 2 Inch
• Frequency Response: 24 - 250 Hz
• Sensitivity: 86 dB
• Xmax (millimeters): 5.8 mm
• Subwoofer Design: Round / Circle
• Main Cone Color: Black
• Woofer Composition: Polypropylene
• Woofer Surround: Butyl Rubber
• Magnet Structure: Single Stacked
• Subwoofer Grille: No
• Re-Cone Kit Available: No

Enclosure Specifications:

• Recommended Enclosure Type: Sealed
• Minimum Sealed Box Volume: 0.5 cubic feet
• Minimum Sealed Box Volume: 0.85 cubic feet
• Top-Mount Depth: 4-5/8 Inch
• Cutout Diameter: 9-1/8 Inch
• Shallow Mount Installation: No

Electromechanical Parameters:

• Free-Air Resonance (Fs): 23.9 Hz
• Equivalent Compliance (Vas): 87.7 liters
• Total Speaker Q Value (Qts): 0.38
• Electrical Q Value (Qes): 0.42
• Electrical Resistance of Voice Coil (Re): 3.35 ohms
• Mechanical Q Value (Qms): 4.39