| Model No. | HDF928 |
| System type | Dual 18-inch subwoofers |
| Frequency response range | 32Hz-250Hz±3dB |
| Driver unit: LF | 2*18" (100mm) voice coil |
| Sensitivity | 100dB SPL 1w/1m |
| Maximum sound pressure level | 128dB |
| Rated impedance | 4Ω |
| Input power(continuous/music/peak) | 1300W/2600W/5200W |
| Input interface | 2xNeutrik® NL4MP |
| Size(H*W*D) | 580*1042*727mm |
| Net weight | 89Kg/pc |