Product identification
- Model
- SX218 Dual 18-Inch Passive Direct-Radiating Subwoofer System
- Product category
- Subwoofer Systems

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| TYPE | Dual-driver, direct radiating subwoofer |
|---|---|
| FREQUENCY RESPONSE | 35Hz – 150Hz ±3dB,-10dB @ 30Hz |
| DRIVER | 2 x 18” (460mm)/4” (100mm) voice coil, long excursion, ferrite magnet, waterproof cone |
| RATED POWER | 2000W AES, 8000W peak |
| SENSITIVITY | 105dB |
| MAXIMUM SPL | 144dB |
| NOMINAL IMPEDANCE | 2 x 8Ω |
| DISPERSION(-6DB) | Omnidirectional/or Cardioid (paired) |
| ENCLOSURE | Multi-laminate birch/poplar ply |
| FINISH | Durable Polyurea Coating |
| PROTECTIVE GRILLE | Black perforated Zintec |
| CONNECTORS | 2 x NL4 type |
| PIN CONNECTIONS (INPUT) | LF1: 1+, 1- LF2: 2+, 2 |
| PINS CONNECTIONS (LINK) | LF1: 1+, 1- LF2: 2+, 2 |
SX218 Dual 18-Inch Passive Direct-Radiating Subwoofer System