On JBL GO 2 you can wirelessly stream music via Bluetooth for up to 5 hours of continuous JBL quality sound. Making a splash with its new IPX7 waterproof design, the JBL GO 2 is a full-featured waterproof Bluetooth speaker to take with you everywhere. GO 2 also offers a crystal-clear phone call experience with its built-in noise-canceling speakerphone. • Wireless Bluetooth streaming • 5 hours of playtime • Waterproof design • Speakerphone • Audio cable input