JBL - GSB12 12" 1800W 6 Ohm and 70V/100V In-Ground Landscape Subwoofer, (Each) - Green
About this product
The JBL GSB12 in-ground 12-inch landscape subwoofer augments the low-frequency performance of JBL GSF full-range landscape speakers to provide rich, full-range sound in lawn and garden areas, pool areas at home, hospitality, corporate and retail spaces.The GSB12 focuses on fidelity, with true subwoofer extension down to 30 Hz and a steep, multiple-slope lowpass filter for superior sound. Its premium grade, 200-watt subwoofer-band transformer allows use in 70V/100V systems or can be connected for low-impedance direct operation. Pair up with landscape outdoor ground-stake or surface mount GSF6 series speakers.
Power Rating
900 W continuous program (2 hrs) 450 W (1800 W peak), continuous pink noise (2 hrs) 300 W (1200 W peak), continuous pink noise (100 hrs).
Design
This sleek, ultra-low-profile speaker—winner of international design awards for industrial design excellence and installs underground, with only the audio port visible. It’s designed to withstand the elements: its chamber is oriented directly below the audio port to prevent accidental damage from landscaping, which can be a problem with side-located chambers. Grab handles allow easy installation and tabs secure the subwoofer to blocks or anchors.
Transducer
305 mm (12”) polypropylene driver, 50mm (1.5”) voice coil on Kapton former.
Multi-Tap 200W Transformer
Low-impedance ohm direct operation, plus premium-grade subwoofer-band transformer for use in 70V/100V systems.
Transformer Taps
70V: 200 W, 100 W, 50 W 100V: 200 W, 100 W.
IP Rating
IP-66 rating per IEC529 (dust protected and protected against strong jets of water). Exceeds MilSpec 810 for humidity, salt spray, temperature, & UV. Passes Mil-Std-202F for salt spray.
Expandable
Pairs well with JBL GSF6 and GSF3 in-ground landscape speakers.
Installation Note
Installation must be done by qualified persons using safe installation standards. The installer is responsible for proper selection and use of mounting hardware and processes to install the speakers in a safe manner.
- Speaker TypeLandscapeRMS Power450 watts
Reviews
Rating 5 out of 5 stars with 1 review
Customer Images
The vast majority of our reviews come from verified purchases. Reviews from customers may include My Best Buy members, employees, and Tech Insider Network members (as tagged). Select reviewers may receive discounted products, promotional considerations or entries into drawings for honest, helpful reviews.
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The JBL GSB12 in-ground 12-inch landscape subwoofer augments the low-frequency performance of JBL GSF full-range landscape speakers to provide rich, full-range sound in lawn and garden areas, pool areas at home, hospitality, corporate and retail spaces.The GSB12 focuses on fidelity, with true subwoofer extension down to 30 Hz and a steep, multiple-slope lowpass filter for superior sound. Its premium grade, 200-watt subwoofer-band transformer allows use in 70V/100V systems or can be connected for low-impedance direct operation. Pair up with landscape outdoor ground-stake or surface mount GSF6 series speakers.

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| Pros for JBL - GSB12 12" 1800W 6 Ohm and 70V/100V In-Ground Landscape Subwoofer, (Each) - Green | |||
|---|---|---|---|
| There were no pros for this product— | Sound Quality, Ease of use, Bass, Installation, Volume | There were no pros for this product— | There were no pros for this product— |
| Cons for JBL - GSB12 12" 1800W 6 Ohm and 70V/100V In-Ground Landscape Subwoofer, (Each) - Green | |||
| There were no cons for this product— | Size, Speaker Wire | There were no cons for this product— | There were no cons for this product— |































































