One 18" Woofer with four 1-ohm voice coils, Cloth cover (for magnet), Owners Manual, Warranty Card
Model Number
Blue Magic
18" four 1-ohm voice coils K2 Power
Frequency
20 - 150 Hz
20 - 500Hz
Peak Power Handling
300 W
2000 W
RMS Power Handling
150 W
2000 W
Nominal Impedance
0.6
--
Rated Power Handling
150
1000
Other Performance Features
Enclosure Compatibility Ported Box Volume: The 46 KX 4 is designed to be installed in a ported box with a volume between 2.82 ft and 4.24 ft. FOCAL highlights three specific enclosures in the manual: 2.82 ft: Fast and tight bass, -3dB frequency of 45 Hz 3.53 ft: Punchy and dynamic bass, -3dB frequency of 40 Hz 4.24 ft: Deep and articulate bass, -3dB frequency of 37 Hz