Thông số kỹ thuật
| Box Model | SQ28S |
| Box category | Professional ultra-low frequency speaker |
| System power | 1800W (continuous) 3600W (Water-saving) 7200W (peak) |
| Rated impedance | 4Ω |
| Sensitivity (1W/1M) | 102dB |
| Frequency range | 30Hz-250Hz |
| Continuous sound pressure level | 135dB |
| Maximum sound pressure level | 141dB |
| Coverage (H×V) | Omnidirectional |
| Low-color unit | 2×18″ (125mm coil) ferromagnetic |
| Input connection | 2×NL4±1 |
| Box material | board |
| Box paint | Wear-resistant polyurea sand paint |
| Installation method | Landing |
| Size (width × height × depth mm) | 1196×512×745mm |
| Net weight (±10%) | 99.3KG |
| G.W (±10%) | 109.6KG |
| Cardboard box outer dimensions (width × height × depth mm) | 1346×671×889mm |
