![GT-BASSPRO12 | Subwoofer speaker with built-in 150W RMS amplifier with bass port for a surprising bass experience GT-BASSPRO12 | Subwoofer speaker with built-in 150W RMS amplifier with bass port for a surprising bass experience](https://kh.jbl.com/dw/image/v2/AAUJ_PRD/on/demandware.static/-/Sites-masterCatalog_Harman/default/dwf77822e9/GT-BassPro_003-1_dvHAMaster.png?sw=537&sfrm=png)
GT-BASSPRO12 | Subwoofer speaker with built-in 150W RMS amplifier with bass port for a surprising bass experience
![GT-BASSPRO12 | Subwoofer speaker with built-in 150W RMS amplifier with bass port for a surprising bass experience GT-BASSPRO12 | Subwoofer speaker with built-in 150W RMS amplifier with bass port for a surprising bass experience](https://kh.jbl.com/dw/image/v2/AAUJ_PRD/on/demandware.static/-/Sites-masterCatalog_Harman/default/dwe5f861ca/GT-BassPro_002-1_dvHAMaster.png?sw=537&sfrm=png)
GT-BASSPRO12 | Subwoofer speaker with built-in 150W RMS amplifier with bass port for a surprising bass experience
NitroSound - JBL GT SERIES ORIGINAL SUBWOOFER MODEL GT5-1204 BP 275WATT RMS 1100 WATT PEAK AVAILABLE | Facebook
![JBL GT-12BP 1200W 12" GT Series 4-Ohm Loaded Ported Bandpass Subwoofer Enclosure 50036326810 | eBay JBL GT-12BP 1200W 12" GT Series 4-Ohm Loaded Ported Bandpass Subwoofer Enclosure 50036326810 | eBay](https://i.ebayimg.com/images/g/y54AAOSwWVFjKWYU/s-l1200.jpg)