Pioneer 12? Woofer, 500W RMS/1600W Max, Single 4 Ohm Voice Coils (Sold Each)

Champion Series
Maximum Peak Power Handling: 1600 Watts
Continuous Power Handling (RMS): 500 Watts
Sensitivity (1W/1m) 92 dB
Frequency Range: 20 Hz to 1.6 kHz
Single 4 Ohm voice coil
12? Honeycomb IMPP™ Composite Cone Structure
Dual layer fiber reinforced elastic polymer surround
90 oz Ferrite Magnet
Basket Material: Reinforced Stamped Steel
Mounting Depth: 6.125?

Cut Out dimensions: 11.125?
Equivalent Compliance (VAS): 34.1
Free Air Resonance (Fs): 38
Linear Excursion (Xmax): 7.7
Port Diameter: 3?
Port Length: 6.5?
Recommended Ported Box volume: 1.5 Cu Ft / 42.5 Liters
Recommended Sealed Enclosure Volume: 1.25 Cu Ft / 35.4 Liters
Total Speaker “Q” (Qts): 0.64