| Model | GL-B18 | |
| Frequncy Response | 45Hz-500Hz±3dB | |
| Power Handing | 500W(RMS)2000W(PEAK) | |
| Sensitivity | 101 dB(1W@1M)” | |
| Max SPL | 129dB(PEAK) | |
| Drivers | 1x18” | |
| Nominal impedance | 8 ohm | |
| Connections | 1（+）1（-） | |
| Connectiors | 2xNL4MP | |
| Enclosure | Birch Plywood | |
| Finish | Emery Paint/Textured Paint | |
| Dimensions | 620x490x650 (W x H x D ) | |
| Net Weight | 48kg/pcs | |
| Gross Weight | 50kg/pcs | |
