| Model： | MAX-21 |
| Type： | 21" band-pass subwoofer |
| Frequency Response(±3dB)： | 35Hz—180Hz |
| Woofer: | 21"(538mm) woofer with 5" voice coil |
| Sensitivity： | 100dB/1W.1M |
| Maximum SPL： | 131dB(continuous); 137dB(peak) |
| Nominal Impedance： | 8Ω |
| Rated Power Handling： | 1200W(RMS) 4800W(Peak) |
| Input Connectors: | 2xSpeakon NL4 |
