JBL PRX318SD Passive PA Subwoofer

Brand: JBL
Model: PRX 318SD
Type: Compact passive 18″ subwoofer
Low Frequency Driver: 18″ woofer with 3″ voice coil
Frequency Range: 38 Hz – 300 Hz (‑10 dB)
Frequency Response: 47 Hz – 300 Hz (±3 dB)
Power Handling: 350 W continuous, 1400 W peak
Nominal Impedance: 4 Ω
Sensitivity: 96 dB SPL (1 W / 1 m)
Maximum SPL: ~133 dB peak
Connectivity: Dual NL‑4 and ¼″ TS jack (parallel)
Enclosure: 18 mm MDF with rugged paint and steel grille
Pole Mount: Top 36 mm pole mount receptacle
Handles: Integrated side handles
Dimensions (H × W × D): 593 × 503 × 551 mm
Weight: ~29.8 kg