JBL Go 4 Portable Bluetooth Speaker (Blue)

The JBL Go 4 is an ultra-compact, waterproof Bluetooth speaker positioned at the budget-portable end of the market. It features a single driver with punchy bass tuning, rated at IP67 waterproof and dustproof protection—fully submersible to 1m for 30 min. Battery life reaches 7 hours on a single charge via USB-C, adequate for a day trip or commute. Bluetooth 5.3 provides stable connectivity at ~10m range; no multi-speaker pairing or aux input. The speaker weighs just 192g and ships in multiple colors including Blue. Build is compact rubberized plastic with a fabric loop for portability. Sound signature is bass-forward—ideal for casual listeners and outdoor use, though lacks the clarity and separation of pricier competitors. Best for everyday carry, beach trips, and gym use rather than audiophile listening.