JBL GSB12-TN Landscape Subwoofer
Best in-ground subwoofer for professional outdoor audio installations.
This subwoofer brings true, cinematic low-end to the backyard without cluttering your sightlines. By burying the hardware underground, you trade a bit of installation effort for a clean, invisible aesthetic that lets the bass do all the talking.
$1640.00
at
Markertek
Who it's for
- Audiophiles seeking immersive bass in large outdoor spaces
- Homeowners prioritizing a clean, minimalist landscape aesthetic
- Residents living in climates with harsh, unpredictable weather
Who should skip it
- Renters or homeowners wanting a flexible, non-permanent audio setup
- Budget-conscious buyers looking for affordable outdoor sound solutions
- Users preferring simple, all-in-one plug-and-play audio systems
Performance breakdown
Bass Depth
Deep 30 Hz extension provides authoritative low-end presence for outdoor spaces.
Installation Ease
Integrated handles and in-ground design simplify professional landscape deployment.
Build Durability
Rugged polyethylene construction withstands the rigors of permanent outdoor burial.
System Versatility
Flexible support for 70V, 100V, and low-impedance configurations suits various venues.
Acoustic Integration
Built-in lowpass filter ensures seamless sonic blending with GSF full-range speakers.
Power Handling
Massive 1800W peak capacity delivers high-impact sound for large commercial environments.
Key Specs
Driver
305 mm (12-inch) polypropylene driver
Frequency Range (-10dB)
30 Hz - 120 Hz
Frequency Response (+/-3 dB)
39 Hz - 107 Hz
Power Rating
900 W Continuous Program (2 hrs), 450 W (1800 W Peak)
Sensitivity
85.5 dB (average 40 Hz - 105 Hz)
Maximum SPL
118 dB peak (111 dB continuous, 2 hr) @ 1m
Nominal Impedance
6Ω (at 6Ω tap)
Transformer Taps
70V: 200 W, 100 W, 50 W; 100V: 200 W, 100 W
Enclosure Material
LDPE Polyethylene plastic, 6 mm minimum wall thickness
Color
Hunter Green (RAL 6018) or Tan (RAL7004)
Know before you buy
Still have a question?
Ask Metto anything about the JBL GSB12-TN Landscape Subwoofer before you decide.
