SRX928S Dual 18-inch Powered Subwoofer Overview
Harman SRX900 Series SRX928S Dual 18-inch Powered Subwoofer India 2025 The SRX900 Series represents JBL’s commitment to cutting-edge audio innovation, delivering professional-grade performance in a scalable, portable format. Designed to meet the evolving demands of rental houses, fixed installations, and performing artists, the SRX900 Series offers a next-generation solution for small- to mid-sized sound reinforcement applications.

The SRX928S is a dual 18-inch active subwoofer engineered to perfectly complement SRX900 full-range loudspeakers. It features two JBL 2279-1 woofers with Differential Drive® technology—JBL’s proprietary dual voice coil, dual gap design—offering superior heat dissipation, reduced power compression, and an extended dynamic range compared to traditional single-coil drivers.

With integrated Class D amplification and built-in DSP, the SRX928S ensures a true plug-and-play setup with consistent, optimized performance in any environment. Its central low-frequency port is specially designed to enhance airflow and minimize turbulence, even at peak output.
Additionally, a powerful, cross-platform software suite provides users with full control over system configuration and tuning via Windows, macOS, and iPadOS.

Performance Overview
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Compact, high-performance system optimized for efficient truck-pack and touring logistics
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High-power transducers ensure low distortion, high fidelity, and best-in-class output
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Integrated, passively cooled Class D amplifier with universal power supply for reliable global operation
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Dual Neutrik etherCON Ethernet ports for robust network connectivity
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Compatible with HARMAN HControl Ethernet for streamlined system management
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Onboard DSP with user-adjustable settings for flexible system tuning
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LevelMax™ limiting employs advanced excursion-control algorithms to safeguard transducers
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Rear-panel LCD interface provides full access to system controls and monitoring
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Durable 18mm reinforced plywood cabinet for long-lasting performance in demanding environments

JBL SRX900 Series SRX918S Subwoofer LAunch In India 2025
System Highlights
Frequency Response (-10 dB): 31 Hz – 100 Hz
Coverage Pattern: Omnidirectional or Cardioid
Maximum SPL: 140 dB
System Type: Powered Subwoofer
Amplifier Type: Class-D
Continuous Power Output: 1,100 Watts
Low-Frequency Drivers:
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2 × JBL 2279H-1
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18-inch diameter each
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8-ohm impedance
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Dual 3.0-inch voice coils
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Ferrite magnet with JBL’s Differential Drive® technology
Enclosure:
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Rugged plywood construction
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Black DuraFlex™ finish
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Four integrated recessed handles for easy transport
Dimensions (H × W × D):
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565 mm × 1,205 mm × 681 mm
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(22.2 in × 47.4 in × 26.8 in)
Net Weight: 70.3 kg (155 lbs)
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