Product Specifications
- Frequency Response
- 20Hz – 400Hz
- Sensitivity (1 watt @ 1 meter)
- 91dB
- Nominal Impedance
- 4 ohms
- Voice-Coil Diameter
- 2 inches
- Overall Diameter
- 15.16 inches
- Vas
- 4.7 cubic feet
- Qts
- 0.44
- Fs
- 28.36Hz
- Qes
- 0.47
- Qms
- 7.35
- Sealed Enclosure (vol)
- 1.5 cubic feet
- Vented Enclosure (vol)
- 4 cubic feet
- Mounting Depth
- 6.77 inches
- Cutout Dimensions
- 14.25 inches
15 inch Subwoofer
Images & Videos
![GT4-15 - Black - 15 inch Subwoofer - Hero](https://support.jbl.com/dw/image/v2/BFND_PRD/on/demandware.static/-/Sites-masterCatalog_Harman/no/dw30978390/Support_No_Images_1605x1605px.png?sw=960&sh=960&sm=fit&sfrm=png)
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