| Model No. | HDF918 |
| System type | Single 18-inch entertainment subwoofer speaker |
| Frequency response range | 32Hz-250Hz±3dB |
| Sensitivity | 100dB SPL 1w/1m |
| Maximum sound pressure level | 123dB |
| Rated impedance | 8Ω |
| Input power(continuous/music/peak) | 1000W/2000W/4000W |
| Input interface | 2xNeutrik® NL4MP |
| Size (H*W*D) | 530*640*662mm |
| Net weight | 60Kg/pc |