
in the USA 
Designed and Engineered
A valid serial number is required for warranty coverage. 
Features, specifications and appearance are subject to change without notice. 
This product is designed for mobile applications and is not intended for connection to the mains.
JBL, Incorporated • 2 route de Tours, 72500 Château du Loir, France • www.jbl.com 
© 2006 Harman International Industries, Incorporated. All rights reserved. Part No. GTO1204BRBPDOM4/06 
JBL, Harman International and Grand Touring are trademarks of Harman International Industries, Incorporated, 
registered in the United States and/or other countries.
Declaration of Conformity
We, Harman Consumer Group International
2, route de Tours 
72500 Château du Loir 
France
declare in own responsibility that the products described in this owner 
are in compliance with technical standards: 
EN 61000-6-3:2001 
EN 61000-6-1:2001
Klaus Lebherz
Harman Consumer Group International
Château du Loir
, France 4/06
s manual
’
®
www.jbl.com
wner’s manual
o 
subwoofer enclosures
GTO1204BR 
GTO1204BP-D 
GTO1204BP
SERIES 
TOURING 
GRAND
SPECIFICATIONS
P
ower Handling, RMS 300W 600W 300W 
Power Handling, Peak 1200W 1800W 1200W 
Frequency Response 30Hz – 150Hz 35Hz – 150Hz 35Hz – 300Hz 
Impedance 4 Ohms 2 x 4 Ohms 4 Ohms
GENERAL CARE
The loudspeaker grilles may be cleaned with a damp cloth. 
Do not use any cleaners or solvents on the grilles or the speaker cones.
WARRANTY
GTO enclosures are warranted against defects. The duration of the enclosure’s 
warranty depends on the laws in the country in which it was purchased. Your 
local JBL car audio retailer can help you determine the length of your warranty. 
To register your product, please visit us at www.jbl.com.
Power Handling, RMS 300W 600W 300W 
Power Handling, Peak 1200W 1800W 1200W 
Frequency Response 30Hz – 150Hz 35Hz – 150Hz 35Hz – 300Hz 
Impedance 4 Ohms 2 x 4 Ohms 4 Ohms
GENERAL CARE
The loudspeaker grilles may be cleaned with a damp cloth. 
Do not use any cleaners or solvents on the grilles or the speaker cones.
W
ARRANTY
GTO enclosures are warranted against defects. The duration of the enclosure’s 
warranty depends on the laws in the country in which it was purchased. Your 
local JBL car audio retailer can help you determine the length of your warranty. 
To register your product, please visit us at www.jbl.com.
Power Handling, RMS 300W 600W 300W 
Power Handling, Peak 1200W 1800W 1200W 
Frequency Response 30Hz – 150Hz 35Hz – 150Hz 35Hz – 300Hz 
Impedance 4 Ohms 2 x 4 Ohms 4 Ohms
GENERAL CARE
The loudspeaker grilles may be cleaned with a damp cloth. 
Do not use any cleaners or solvents on the grilles or the speaker cones.
WARRANTY
GTO enclosures are warranted against defects. The duration of the enclosure’s 
warranty depends on the laws in the country in which it was purchased. Your 
local JBL car audio retailer can help you determine the length of your warranty. 
To register your product, please visit us at www.jbl.com.
Power Handling, RMS 300W 600W 300W 
Power Handling, Peak 1200W 1800W 1200W 
Frequency Response 30Hz – 150Hz 35Hz – 150Hz 35Hz – 300Hz 
Impedance 4 Ohms 2 x 4 Ohms 4 Ohms
GENERAL CARE
The loudspeaker grilles may be cleaned with a damp cloth. 
Do not use any cleaners or solvents on the grilles or the speaker cones.
WARRANTY
GTO enclosures are warranted against defects. The duration of the enclosure’s 
warranty depends on the laws in the country in which it was purchased. Your 
local JBL car audio retailer can help you determine the length of your warranty. 
To register your product, please visit us at www.jbl.com.
Power Handling, RMS 300W 600W 300W 
Power Handling, Peak 
Frequency Response 30Hz – 150Hz 35Hz – 150Hz 35Hz – 300Hz 
Impedance
GENERAL CARE
The loudspeaker grilles may be cleaned with a damp cloth. 
Do not use any cleaners or solvents on the grilles or the speaker cones.
ARRANTY
W
GTO enclosures are warranted against defects. The duration of the enclosure’s 
warranty depends on the laws in the country in which it was purchased. Your 
local JBL car audio retailer can help you determine the length of your warranty.
o register your product, please visit us at www
T
Power Handling, RMS 300W 600W 300W 
Power Handling, Peak 
Frequency Response 30Hz – 150Hz 35Hz – 150Hz 35Hz – 300Hz 
Impedance 4 Ohms 2 x 4 Ohms 4 Ohms
GENERAL CARE
The loudspeaker grilles may be cleaned with a damp cloth. 
Do not use any cleaners or solvents on the grilles or the speaker cones.
ARRANTY
W
GTO enclosures are warranted against defects. The duration of the enclosure’s 
warranty depends on the laws in the country in which it was purchased. Your 
local JBL car audio retailer can help you determine the length of your warranty.
o register your product, please visit us at www
T
Power Handling, RMS 300W 600W 300W 
Power Handling, Peak 
Frequency Response 30Hz – 150Hz 35Hz – 150Hz 35Hz – 300Hz 
Impedance 4 Ohms 2 x 4 Ohms 4 Ohms
GENERAL CARE
The loudspeaker grilles may be cleaned with a damp cloth. 
Do not use any cleaners or solvents on the grilles or the speaker cones.
WARRANTY
GTO enclosures are warranted against defects. The duration of the enclosure’s 
warranty depends on the laws in the country in which it was purchased. Y 
local JBL car audio retailer can help you determine the length of your warranty. 
To register your product, please visit us at www.jbl.com.
GTO1204BP GTO1204BP-D GTO1204BR
GTO1204BP GTO1204BP-D GTO1204BR
GTO1204BP GTO1204BP-D GTO1204BR
GTO1204BP GTO1204BP-D GTO1204BR
GTO1204BP GTO1204BP-D GTO1204BR
1200W 1800W 1200W
4 Ohms
GTO1204BP GTO1204BP-D GTO1204BR
1200W
GTO1204BP GTO1204BP-D GTO1204BR
1200W
2 x 4 Ohms
.jbl.com.
1800W
.jbl.com.
1800W
4 Ohms
1200W
1200W
our
P
ower Handling, RMS 300W 600W 300W 
Power Handling, Peak 1200W 1800W 1200W 
Frequency Response 30Hz – 150Hz 35Hz – 150Hz 35Hz – 300Hz 
Impedance 4 Ohms 2 x 4 Ohms 4 Ohms
GENERAL CARE
The loudspeaker grilles may be cleaned with a damp cloth. 
Do not use any cleaners or solvents on the grilles or the speaker cones.
WARRANTY
GTO enclosures are warranted against defects. The duration of the enclosure’s 
warranty depends on the laws in the country in which it was purchased. Your 
local JBL car audio retailer can help you determine the length of your warranty. 
To register your product, please visit us at www.jbl.com.
Power Handling, RMS 300W 600W 300W 
Power Handling, Peak 1200W 1800W 1200W 
Frequency Response 30Hz – 150Hz 35Hz – 150Hz 35Hz – 300Hz 
Impedance 4 Ohms 2 x 4 Ohms 4 Ohms
GENERAL CARE
The loudspeaker grilles may be cleaned with a damp cloth. 
Do not use any cleaners or solvents on the grilles or the speaker cones.
W
ARRANTY
GTO enclosures are warranted against defects. The duration of the enclosure’s 
warranty depends on the laws in the country in which it was purchased. Your 
local JBL car audio retailer can help you determine the length of your warranty. 
To register your product, please visit us at www.jbl.com.
Power Handling, RMS 300W 600W 300W 
Power Handling, Peak 1200W 1800W 1200W 
Frequency Response 30Hz – 150Hz 35Hz – 150Hz 35Hz – 300Hz 
Impedance 4 Ohms 2 x 4 Ohms 4 Ohms
GENERAL CARE
The loudspeaker grilles may be cleaned with a damp cloth. 
Do not use any cleaners or solvents on the grilles or the speaker cones.
WARRANTY
GTO enclosures are warranted against defects. The duration of the enclosure’s 
warranty depends on the laws in the country in which it was purchased. Your 
local JBL car audio retailer can help you determine the length of your warranty. 
To register your product, please visit us at www.jbl.com.
Power Handling, RMS 300W 600W 300W 
Power Handling, Peak 1200W 1800W 1200W 
Frequency Response 30Hz – 150Hz 35Hz – 150Hz 35Hz – 300Hz 
Impedance 4 Ohms 2 x 4 Ohms 4 Ohms
GENERAL CARE
The loudspeaker grilles may be cleaned with a damp cloth. 
Do not use any cleaners or solvents on the grilles or the speaker cones.
WARRANTY
GTO enclosures are warranted against defects. The duration of the enclosure’s 
warranty depends on the laws in the country in which it was purchased. Your 
local JBL car audio retailer can help you determine the length of your warranty. 
To register your product, please visit us at www.jbl.com.
Power Handling, RMS 300W 600W 300W 
Power Handling, Peak 
Frequency Response 30Hz – 150Hz 35Hz – 150Hz 35Hz – 300Hz 
Impedance
GENERAL CARE
The loudspeaker grilles may be cleaned with a damp cloth. 
Do not use any cleaners or solvents on the grilles or the speaker cones.
ARRANTY
W
GTO enclosures are warranted against defects. The duration of the enclosure’s 
warranty depends on the laws in the country in which it was purchased. Your 
local JBL car audio retailer can help you determine the length of your warranty.
o register your product, please visit us at www
T
Power Handling, RMS 300W 600W 300W 
Power Handling, Peak 
Frequency Response 30Hz – 150Hz 35Hz – 150Hz 35Hz – 300Hz 
Impedance 4 Ohms 2 x 4 Ohms 4 Ohms
GENERAL CARE
The loudspeaker grilles may be cleaned with a damp cloth. 
Do not use any cleaners or solvents on the grilles or the speaker cones.
ARRANTY
W
GTO enclosures are warranted against defects. The duration of the enclosure’s 
warranty depends on the laws in the country in which it was purchased. Your 
local JBL car audio retailer can help you determine the length of your warranty.
o register your product, please visit us at www
T
Power Handling, RMS 300W 600W 300W 
Power Handling, Peak 
Frequency Response 30Hz – 150Hz 35Hz – 150Hz 35Hz – 300Hz 
Impedance 4 Ohms 2 x 4 Ohms 4 Ohms
GENERAL CARE
The loudspeaker grilles may be cleaned with a damp cloth. 
Do not use any cleaners or solvents on the grilles or the speaker cones.
WARRANTY
GTO enclosures are warranted against defects. The duration of the enclosure’s 
warranty depends on the laws in the country in which it was purchased. Y 
local JBL car audio retailer can help you determine the length of your warranty. 
To register your product, please visit us at www.jbl.com.
GTO1204BP GTO1204BP-D GTO1204BR
GTO1204BP GTO1204BP-D GTO1204BR
GTO1204BP GTO1204BP-D GTO1204BR
GTO1204BP GTO1204BP-D GTO1204BR
GTO1204BP GTO1204BP-D GTO1204BR
1200W 1800W 1200W
4 Ohms
GTO1204BP GTO1204BP-D GTO1204BR
1200W
GTO1204BP GTO1204BP-D GTO1204BR
1200W
2 x 4 Ohms
.jbl.com.
1800W
.jbl.com.
1800W
4 Ohms
1200W
1200W
our