GT INFRASINGLE 21” PASSIVE SUBWOOFER
| Frequency Response | 30 Hz ~ 200Hz (±3 dB) |
| 25Hz ~ 250Hz (-10dB) | |
| Sensitivity(@1w / 1m) | 98dB |
| Power Rating(AES) | 1500W |
| Nominal Impedance | 8Ω |
| Maximum SPL | 129dB SPL，135dB SPL peak |
| Drivers | 21" (135mm Voice Coil , Neodymium.) |
| Dimensions (H x W x D) | 590×1136×700(mm) |
| Net Weight | 81kg |
| Connector | NL4×4 |
| Connection Method | 1+1- |
| Enclosure | 18mm 24mm Multilayer Birch Plywood |
| Finish | Black polyurethane paint |
| Grille | Black steel mesh + acoustic transparent cloth |
