JBL SRX 828SP 18" Dual Self-PoweredSubwoofer System


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Purposeful Design: Rugged, Intuitive to Use, Easy to Transport

  • JBL Premium Transducers
  • Drivecore Amplification By Crown
  • Full User Configurable DSP
  • Network Control
  • JBL Engineered Application Presets
  • LCD Screen and Glow in the Dark Ink on Back Panel
  • Accepts JBL WK-4S Caster Kit
  • 145 lb/65.9 kg


  • Live performance systems.
  • Mobile and fixed DJ systems.
  • Sound system rental and tour.
  • Permanent installations.


System Type Self powered dual 18”, subwoofer system
Maximum SPL (1m) 141 dB
Frequency Range (-10dB) 29 Hz - 150 Hz
Frequency Response (-3 dB) 35 Hz - 120 Hz
Amplifier Design Class D
Power Rating 2000 W Peak
Dimensions (H x W x D) 681mm x 1205mm x 574mm (26.79in x 47.42in x 22.57in)
Net Weight (each) 65.9 kg (145 lb)
EQ 20 parametric EQ's, speaker delay, and 50 available slots for presets
Inputs Neutrik ¼ - XLR input; Neutrik XLR Output
Outputs 2 x XLR
Enclosure 18 mm Duraflex coated plywood
LF Driver 2 x 18 in Differential Drive®
System Processing DSP based, resident in Input Module