This compact JBL Go 4 Bluetooth speaker delivers powerful JBL Pro Sound. Enjoy 7 hours of playtime, with an extra 2 hours boost by simply tapping Playtime Boost. Wirelessly connect multiple JBL speakers using AuraCast for enhanced sound. Utilize the JBL Portable app for support, EQ presets, or custom sound adjustments. Its IP67 waterproof and dustproof rating makes it ideal for any outdoor adventure, from poolside parties to beach picnics.