Jbl Go 4 - Ultra-Portable, Waterproof And Dustproof Bluetooth Speaker, Big, Blue Take big JBL Pro sound wherever you go. The bold, colorful JBL Go 4 ultra-portable Bluetooth speaker fits in the palm of your hand, delivering clear, loud JBL Pro Sound with rich, punchy bass. Its newly redesigned integrated loop makes it easy to bring anywhere, and the variety of colorways means you can choose one that fits your vibe. Plus it's waterproof and dustproof, so it loves to go outside. And up to 7 hours of playtime mean it will keep the good times rolling throughout a fun day trip or an evening chilling under the stars. Pair two Go 4s for stereo sound, or wirelessly connect multiple JBL Auracast-enabled speakers for even bigger sound. Crank it up and let your music take you anywhere. Ultra-portable JBL Pro Sound with punchier bass: Don't let its little size fool you. The JBL Go 4 packs a serious musical punch. Your friends won't believe how much great JBL Pro Sound comes out of such a small speaker. Up to 7 hours of playtime plus 2 hours with Playtime Boost: Don't sweat the small stuff like charging your battery. JBL Go 4 gives you up to 7 hours of playtime on a single charge. Tap Playtime Boost to add up to 2 more hours to your battery life. Waterproof and dustproof: The JBL Go 4's IP67 waterproof and dustproof rating ensures this portable speaker can handle almost any environment, from a poolside party to a seaside picnic. Multi-speaker connection by Auracast: Want even bigger JBL Pro Sound? Pair two Go4s for stereo sound, or wirelessly connect multiple JBL Auracast-enabled speakers using Auracast for even bigger sound. Made in part with recycled materials: The JBL Go 4 incorporates post-consumer recycled plastic and fabric for the speaker grille. It's also packaged in FSC-certified paper printed with soy ink.