JBL Charge is a stereo speaker that offers 20 hours of playback time on a single charge. You can even charge your other portable devices through its USB port. JBL Charge streams audio wirelessly from any of your Bluetooth-enabled phones and tablets. It allows you to enjoy top-level portable audio on your smartphone or tablet. Its two 38 mm speaker elements, built-in bass tube, digital signal processing and 2 x 5 watt amplifier power provide comprehensive JBL sound reproduction with exceptional bass reproduction. JBL Charge fits in a backpack, beach bag or on a coffee table and works both vertically and horizontally. The JBL Charge stereo speaker is a portable audio miracle for all situations.