<b>Play and Charge Endlessly</b><br> Introducing the JBL Charge 4 portable Bluetooth speaker with full-spectrum, powerful sound and a built-in power bank to charge your devices. It features a proprietary developed driver and two JBL bass radiators that intensify sound with strong deep bass. Its high-capacity 7800mAh rechargeable Li-ion battery provides up to 20 hours of playtime. The speaker carries a convenient USB charge out to quickly charge your devices, such as your smartphone, so you will never run out of power again. The Charge 4 features a rugged design, IPX7 waterproof rated exterior and comes in a suite of cool colors. Together with JBL Connect+ it can wirelessly link more than 100 JBL Connect+ enabled speakers to elevate your listening experience.<br> <br> <b>Wireless Bluetooth Streaming</b><br> Wirelessly connect up to 2 smartphones or tablets to the speaker and take turns enjoying powerful sound.<br> <br> <b>20 Hours of Playtime</b><br> Built-in rechargeable Li-ion 7800mAH battery supports up to 20 hours of playtime and charges your device via USB port.<br> <br> <b>IPX7 Waterproof</b><br> Take Charge 4 to the beach or the pool without worrying about spills or even submersion in water.<br> <br> <b>JBL Connect+</b><br> Amplify your listening experience to epic levels and rock the party perfectly by wirelessly connecting more than 100 JBL Connect+ enabled speakers.<br> <br> <b>Durable Fabric And Rugged Material</b><br> The durable fabric material and rugged rubber housing allows your speaker to outlast all of your adventures.<br> <br> <b>JBL Bass Radiator</b><br> Dual passive radiators deliver powerful, ear catching JBL sound that resonates loud and clear.<br> <br> <b>*PLEASE NOTE*</b><br> The JBL Charge 4 does NOT include a USB wall adapter.