Alphasonik PSW410 10" 400 Watt Car Audio Subwoofer

Features:

• Sensitivity: 90 dB
• RMS Power Range : 400 Watts
• Impedance: 4 Ohm
• Low Frequency response: 30 Hz
• High Frequency Response: 500 Hz
• Diameter: 10 Inch
• Proprietary Heavy Gauge Stamped Steel "Alpha" Basket
• Proprietary Cooling Rings for Motor Assembly
• High Rigidity Inverted Dome Mineral-Filled Composite Cone
• EPDM Surround for Enhanced Control at Extreme Temperatures
• Flat Progressive Rate Nomex® Damper w/ Spiral-Woven Leads
• 46 oz. Double Stack Magnet
• Dual 4 ohm 2" Voice Coils
• 8-Gauge Lug-Lock Input Terminals
• Mounting Dimensions Depth: 5 1/2"
• Through Hole: 9 3/8"
• Diameter: 10 15/16"