Brand: JBLx
Model: SRX 818S
Type: Passive 18″ subwoofer
Low Frequency Driver: 18″ woofer with ferrite magnet
Frequency Range: 28 Hz – 150 Hz (‑10 dB)
Frequency Response: 45 Hz – 150 Hz (±3 dB)
Power Handling: 600 W continuous, 1200 W program, 2400 W peak
Nominal Impedance: 8 Ω
Sensitivity: ~95–96 dB SPL (1 W/1 m)
Maximum SPL: ~129 dB peak
Crossover Frequency: ~80 Hz design point
Connectors: NL4 input and loop‑through
Enclosure: 18 mm plywood with DuraFlexfinish
Pole Mount: M20 threaded pole cup
Handles: 4 integrated
Dimensions (H × W × D): 575 × 684 × 683 mm
Weight: ~40.2 kg