![The JBL® Xtreme 2 Makes Waves with its Powerful Audio Performance and Durable, Fully Waterproof Design | HARMAN The JBL® Xtreme 2 Makes Waves with its Powerful Audio Performance and Durable, Fully Waterproof Design | HARMAN](https://s3.amazonaws.com/cms.ipressroom.com/214/files/20180/5a5310572cfac20ddc9ba144_JBL+Xtreme+2/JBL+Xtreme+2_mid.jpg)
The JBL® Xtreme 2 Makes Waves with its Powerful Audio Performance and Durable, Fully Waterproof Design | HARMAN
What is the sound engineering secret of JBL? We love JBL because our ear is more attracted to powerful base sounds. So which is it, more bass straight from the preamp, passive
![3 Important Secrets about JBL Xtreme 2 -Low Frequency Mode, Resetting Xtreme 2, Learning Firmware V. - YouTube 3 Important Secrets about JBL Xtreme 2 -Low Frequency Mode, Resetting Xtreme 2, Learning Firmware V. - YouTube](https://i.ytimg.com/vi/msmbzPzR7P8/maxresdefault.jpg)