![Ming on X: "JBL GT-Basspro 12 12" Bass Reflex Subwoofer Box - Subwoofer System (with amplifier) Power : 450 watt, peak 1350 watt https://t.co/g7uxrwIUn5" / X Ming on X: "JBL GT-Basspro 12 12" Bass Reflex Subwoofer Box - Subwoofer System (with amplifier) Power : 450 watt, peak 1350 watt https://t.co/g7uxrwIUn5" / X](https://pbs.twimg.com/media/CaHTeesUcAAXAzd.jpg)
Ming on X: "JBL GT-Basspro 12 12" Bass Reflex Subwoofer Box - Subwoofer System (with amplifier) Power : 450 watt, peak 1350 watt https://t.co/g7uxrwIUn5" / X
![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/dwd19f2472/GT-BassPro_001-1_3000x3000_300dpi_dvHAMaster.png?sw=537&sfrm=png)
GT-BASSPRO12 | Subwoofer speaker with built-in 150W RMS amplifier with bass port for a surprising bass experience
![JBL GT Bass Pro 12 vs. Rockford Fosgate P300 12 - Battle of Powered Subwoofers - Decibel Results!! - YouTube JBL GT Bass Pro 12 vs. Rockford Fosgate P300 12 - Battle of Powered Subwoofers - Decibel Results!! - YouTube](https://i.ytimg.com/vi/-lUsmGzayIQ/sddefault.jpg)