| Model ID | Kingdom 18 |
| Form Factor | Floorstanding |
| Signal Path | Passive Hardware |
| Dimensions | 100.1 × 160 × 85.1 cm (W × H × D) |
| Weight | 458.6lbs |
| Frequency Response | 16Hz-44kHz ±3dB |
| Supertweeter | 1" Aluminum Alloy Dome (TW0263) (50 micron Diaphragm, Neodymium Magnet) |
| Midrange/Treble | 12" SuperDual Dual Concentric (3144) (Ceramic Magnet, Tulip Waveguide Woofer: Paper Cone, 2" Voice Coil Tweeter: 2" Aluminum Alloy Dome, 64 micron Diaphragm Thickness) |
| Bass | 18" Woofer (WO4503) (Paper Cone, 3" Voice Coil) |
| Impedance (Nominal) | 8Ω |
| Sensitivity | 92dB/2.83V/m |
| Recommended Amplifier Power (RMS) | 20-500W |
| Power Handling (RMS) | 300W |
| Power Handling (Peak) | 750W |
| Maximum SPL (RMS, 300W, 1m) | 117dB |
| Maximum SPL (Peak, 750W, 1m) | 121dB |
| Dispersion | 90º Conical |
| Crossover Frequencies | 100Hz, 1.1kHz, 15kHz (2nd Order (Bass/Midrange), 2nd Order/1st Order (Midrange/Treble), 3rd Order (Supertweeter) P/N 1215) |
| Enclosure Type (Bass) | Bass Reflex |
| Enclosure Type (Midrange) | Sealed |
| Enclosure Volume | 370l |
| Finish | American Cherry |
| Connections | |
| Controls | - SuperTweeter HF Energy · ±3dB, 5 Steps
- Dual HFEnergy · ±3dB, 5 Steps
- Dual Roll-Off (10kHz) · 0dB, 3dB, 6dB per octave
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