JBL GSB8 Ground Garden Subwoofer

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8-inch in-ground landscape subwoofer with deep, powerful bass response
Frequency range from 35 Hz to 130 Hz for rich low-frequency performance
Omni directional bass output for uniform sound coverage in outdoor areas
Supports 70V / 100V line systems and low-impedance operation
High power handling up to 500 W for commercial outdoor audio systems
IP66 weatherproof enclosure suitable for Indian outdoor environments
Durable LDPE polyethylene cabinet for long-term outdoor installation

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Description
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The JBL GSB8 In-Ground Landscape Subwoofer is a high-performance outdoor subwoofer designed to deliver deep, powerful bass while remaining discreetly hidden underground. Engineered by JBL Professional, this subwoofer enhances background music and paging systems in gardens, lawns, resorts, hotels, farmhouses, theme parks, and commercial outdoor spaces across India. With a rugged IP66 weather-resistant enclosure, is built to withstand rain, dust, humidity, heat, and harsh outdoor conditions, making it ideal for year-round outdoor installations. Its omnidirectional bass output ensures smooth and even low-frequency coverage without disturbing the landscape aesthetics.

Specifications

Model	JBL GSB8
Type	In-Ground Landscape Subwoofer
Frequency Range (-10 dB)	35 Hz – 130 Hz
Frequency Response (±3 dB)	43 Hz – 120 Hz
Power Rating	500 W Continuous Program (2 hrs)250 W (1000 W Peak) Continuous Pink Noise (2 hrs)150 W (600 W Peak) Continuous Pink Noise (100 hrs)
Sensitivity	84 dB (average 43 Hz – 110 Hz)
Maximum SPL	114 dB peak / 108 dB continuous (2 hrs) @ 1 m
Coverage Pattern	Omnidirectional
Nominal Impedance	6 Ω (at 6 Ω tap)
Transformer Taps	70V: 100 W, 50 W, 25 W100V: 100 W, 50 W
Driver	209 mm (8-inch) driver, polypropylene injection cone, thermoplastic surround, 50 mm (2-inch) voice coil on glass-fiber former
Terminals	Bare wire with dielectric-gel-filled wire nuts (1 m single-jacketed cable, 7-wire, 14 AWG)
Enclosure Material	LDPE polyethylene plastic, minimum 6 mm wall thickness, color throughout
Color Options	Pine Green (RAL 6028) / Beige Grey (RAL 7006)
Dimensions (H × Dia)	768 × 311 mm (30.1 × 12.2 in)
Net Weight	9.3 kg (20.5 lbs)
Included Accessories	7 × Gel-filled wire nuts