JL Audio M7-12IB-S-GwGw-i-4 12″ marine subwoofer 4 Ω, Sport grille, white, RGB LED

Description

Features:
Size: 12″ / 30cm
Power: 600RMS
Impedance: 4 Ω
Cutout: 225mm
Mounting depth: 306mm
Recommended sealed enclosure: 56.6L – 70.8L

Free Air Resonance (Fs) 35.34 Hz
Electrical “Q” (Qes) 0.856
Mechanical “Q” (Qms) 10.389
Total Speaker “Q” (Qts) 0.791
Equivalent Compliance (Vas) 1.99 cu ft / 56.35 L
One-Way Linear Excursion (Xmax)* 0.73 in / 18.5 mm
Reference Efficiency (no) 0.28%
Efficiency (1 W / 1 m)** 86.7 dB SPL
Effective Piston Area (Sd) 80.54 sq in / 0.052 sq m
DC Resistance (Re) 3.543 Ω