Description Key Features Big JBL Sound in a Small FrameDespite its size, the Go 4 produces clear, impactful audio using a 1.75″ driver and a 4.2 W amplifier setup. IP67 Waterproof & DustproofFully dust-sealed and waterproof up to 1 m for 30 minutes—ideal for poolside sessions, beach days, or spill-prone outings. 7‑Hour Playback Playtime BoostEnjoy up to 7 hours per charge. Tap the Playtime Boost feature to awaken louder, crisper sound with up to 2 additional hours. Bluetooth 5.3 & Auracast™ Stereo PairingStable, efficient Bluetooth 5.3 with LE Audio ensures minimal dropout. Pair two Go 4 units for stereo sound or connect multiple Auracast-enabled speakers for full party mode. Eco-Friendly BuildMade with post-consumer recycled plastic (≈80%) and 100% recycled fabric grille. Packaged in FSC-certified paper with soy ink. JBL Portable App SupportCustomize equalizer settings, receive firmware updates, and manage stereo pairing—all via the JBL Portable app Specs at a Glance Specification Details Driver ~1.75″ full-range Power Output ~4.2 W RMS Frequency Response ~90 Hz – 20 kHz Bluetooth Version 5.3, LE Audio-compatible Battery 7 hours (up to 9 hrs with Playtime Boost) Charging USB‑C (~3 hrs full charge) Waterproof Rating IP67 Weight ~190 g (0.19 kg) Dimensions ~94 × 78 × 42 mm Who It’s For Travelers and commuters needing a pocket-sized speaker Pool parties, beach outings, or casual outdoor play Environmentally-conscious consumers choosing sustainable design Anyone who wants crisp, JBL-quality audio without bulky gear Users seeking easy stereo pairing and app-based EQ customization Why Choose JBL Go 4? Impressively loud JBL Pro Sound from a tiny package Tough enough for outdoor use with fully waterproof and dustproof build Extra sound edge with Playtime Boost mode Tunable EQ and speaker pairing via app and Auracast Lightweight and portable with an integrated loop—easy to carry or hang Great sustainability credentials without compromising quality
