JBL Portable Speakers Get started with the JBL Portable app Connect your speaker to your wifi and follow the instructions in the app to set it up. With the fully practical app, you can control bass, mids and treble levels at the touch of a button. So you can get the most out of your speakers. Note: Feature availability varies by country, so not all features may be available in your country. Battery Life Make sure to fully charge your JBL speaker at least every 3 months for the best possible duration, allowing you to fully enjoy your speaker. Note: Battery life depends on usage and settings. The number of charging cables and the type of plug differ depending on the region. Enjoy every beat Stream your favorite tunes seamlessly wherever you are with fast connectivity and crystal clear sound, using the JBL Portable app or any of the supported music services.