Description

JBL GSB12 In-Ground Landscape Subwoofer

Upgrade your outdoor audio experience with the JBL GSB12 In-Ground Landscape Subwoofer – Hunter Green, a powerful and discreet solution designed to bring deep, immersive bass to gardens, patios, and outdoor living spaces. Finished in an elegant hunter green tone, this premium subwoofer blends naturally into your landscape while delivering exceptional low-frequency performance that transforms the way you enjoy music outdoors.

The JBL GSB12 In-Ground Landscape Subwoofer – Hunter Green is engineered for those who demand superior sound quality without compromising the beauty of their outdoor environment. Its in-ground design allows it to remain virtually invisible, ensuring your garden or patio maintains a clean, sophisticated look. Despite its hidden placement, this subwoofer produces rich, powerful bass that enhances every listening experience, whether you’re hosting a lively party or relaxing with soft background music.

Designed with durability in mind, the JBL GSB12 In-Ground Landscape Subwoofer – Hunter Green is built to withstand harsh outdoor conditions. Its weather-resistant construction protects against rain, heat, humidity, and dust, making it a reliable choice for year-round use. This rugged design ensures long-lasting performance, so you can enjoy consistent, high-quality sound without worrying about environmental damage.

What truly sets the JBL GSB12 In-Ground Landscape Subwoofer – Hunter Green apart is its ability to deliver deep, distortion-free bass across large outdoor areas. Traditional outdoor speakers often struggle to produce strong low frequencies, especially in open spaces. However, this subwoofer is specifically tuned to overcome those challenges, providing powerful bass that you can feel as well as hear. When paired with satellite speakers, it creates a balanced and immersive audio system that brings music to life.

Installation is simple and flexible, making it suitable for a wide range of outdoor layouts. The JBL GSB12 In-Ground Landscape Subwoofer – Hunter Green is designed to be buried in the ground, with only a small visible portion that blends seamlessly with your landscape. The hunter green finish enhances this camouflage effect, allowing it to integrate effortlessly into grass, plants, or garden features.

The JBL GSB12 In-Ground Landscape Subwoofer – Hunter Green is ideal for residential homeowners, commercial spaces, and professional audio installations. Whether you’re designing a luxury outdoor entertainment area or upgrading an existing sound system, this subwoofer delivers the performance and reliability you need. Its compatibility with professional-grade audio systems makes it a versatile addition to any setup.

JBL is renowned worldwide for its commitment to innovation and sound excellence, and the JBL GSB12 In-Ground Landscape Subwoofer – Hunter Green is a perfect example of that legacy. By combining advanced acoustic engineering with practical outdoor design, JBL has created a subwoofer that offers both performance and aesthetics. The result is a product that not only sounds incredible but also enhances the visual appeal of your outdoor space.

Another key advantage of the JBL GSB12 In-Ground Landscape Subwoofer – Hunter Green is its ability to maintain consistent sound quality at various volume levels. Whether you’re playing music softly during a quiet evening or turning up the volume for a party, the subwoofer delivers clear, impactful bass without distortion. This ensures a premium listening experience every time.

If you’re looking to create an outdoor sound system that truly stands out, the JBL GSB12 In-Ground Landscape Subwoofer – Hunter Greenr is the perfect choice. It combines powerful bass, durable construction, and seamless integration to deliver an unmatched audio experience. With its hunter green finish and innovative design, this subwoofer is both functional and visually appealing.

Transform your outdoor environment into a captivating soundscape with the JBL GSB12 In-Ground Landscape Subwoofer – Hunter Green. Enjoy deep, rich bass that enhances every moment, from casual gatherings to special celebrations. This is more than just a subwoofer—it’s a complete upgrade to your outdoor lifestyle.

Explore our full range of Subwoofers

Features

  • For Retail, Parks, Hotels, and More
  • 12″ Polypropylene Subwoofer Driver
  • Low-Profile Design, Installed in Ground
  • 900W Continuous Program, 1800W Peak
  • Multitap Transformer: 70/100V or 6-Ohm
  • True Subwoofer Performance Down to 30 Hz
  • Built-In Multi-Slope Low-Pass Filter
  • Grab Handles for Easy Install
  • Anchor Points for Blocks or Anchors
  • Includes Seven Gel-Filled Wire Nuts

Specifications

Key Specs

Model
Active/Passive
Passive
Speaker Configuration
Subwoofer
Power Handling
For 2 Hours: 450 W / 900 W Program / 1800 W Peak
For 100 Hours: 300 W / 1200 W Peak
Constant Voltage / Transformer Taps
70 V – 200 / 100 / 50 W or 6 Ohms Bypass
100 V – 200 / 100 W or 6 Ohms Bypass
Impedance
4.8 Ohms (Minimum) / 6 Ohms (Nominal, Transformer Bypassed)
LF Driver
1x 12″ / 30.5 cm Polymer-Coated Polypropylene Woofer
Frequency Range
30 Hz to 120 Hz -10 dB
Color
Green

Speaker

Active/Passive
Passive
Number of Included Speakers
1
Speaker Configuration
Subwoofer
Power Handling
For 2 Hours: 450 W / 900 W Program / 1800 W Peak
For 100 Hours: 300 W / 1200 W Peak
Constant Voltage / Transformer Taps
70 V – 200 / 100 / 50 W or 6 Ohms Bypass
100 V – 200 / 100 W or 6 Ohms Bypass
Impedance
4.8 Ohms (Minimum) / 6 Ohms (Nominal, Transformer Bypassed)
Transformer Wattage
200 W

Drivers

LF Driver
1x 12″ / 30.5 cm Polymer-Coated Polypropylene Woofer
LF Voice Coil
2″ / 5.1 cm

Performance

Frequency Range
30 Hz to 120 Hz -10 dB
Frequency Response
39 Hz to 107 Hz ±3 dB
Maximum SPL
118 dB (Peak) / 112 dB (Continuous)
Sensitivity
85.5 dB (Average)
Coverage Angle
360° H x 160° V
Recommended High-Pass Filter
27 Hz, 24 dB/Octave
Maximum Input Voltage
45 V
Transformer Insertion Loss
<0.5 dB
Protections
Low Impedance

Connectivity

Inputs/Outputs
2x Wire Lead Speaker Input
Maximum Wire Gauge
14 AWG

Physical

Environmental Resistance
Dust/Humidity/Water-Resistant (IP66 / MIL-STD-810)
Color
Green
Rotation Range
No
Construction Material
Polyethylene, Stainless Steel Grille
Dimensions
33.2 x 15.8″ / 84.3 x 40.1 cm
Weight
35.7 lb / 16.2 kg

Packaging Info

Package Weight
42.5 lb
Box Dimensions (LxWxH)
36 x 18.75 x 18″

Download the Technical Datasheet – JBL GSB12

SKU-PM/45

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