JBL Go 4 Portable Bluetooth Speaker — Black, IP67 Waterproof, 7–9 Hour Battery

The JBL Go 4 condenses the brand's signature audio performance into a palm-friendly design with a built-in carry loop and durable IP67 protection. It balances loud, clear playback and punchy low end with a lightweight frame that slips into bags, clips, or hands. Recycled materials in the grille and responsible packaging reflect JBL's effort to reduce waste while keeping sound quality at the forefront.

How loud and full is the sound for its size?

Despite its compact dimensions, the Go 4 reproduces clear mids and boosted bass that make vocals and beats stand out for personal listening and small gatherings. The speaker is tuned to maximize output without distortion at moderate to high volumes.

• JBL Pro Sound tuning for clarity and punch
• Optimized driver and passive radiator design for enhanced bass
• Suitable for outdoor use and close-range group listening

How long will the battery last during real use?

The Go 4 provides up to 7 hours of continuous playback on a single charge in typical listening scenarios. If you need extra runtime, the Playtime Boost feature can extend battery life by roughly 2 additional hours when activated.

• Standard runtime: up to 7 hours per full charge
• Playtime Boost adds about 2 extra hours when engaged
• Recharge via USB-C for faster, modern charging

Can I take the speaker to the beach or use it in wet conditions?

Yes—the JBL Go 4 is rated IP67 for both water and dust resistance, so it resists splashes, brief submersion, and sandy or dusty environments. That makes it a reliable companion for poolside playlists, park days, and light outdoor adventures.

• IP67 rating: waterproof and dustproof
• Durable housing resists everyday scuffs and grit
• Integrated loop simplifies carrying or clipping to bags

How do I expand the sound or pair multiple speakers?

You can link two JBL Go 4 speakers for stereo separation or use Auracast-enabled pairing to connect multiple compatible JBL devices for a wider soundstage. Bluetooth pairing is straightforward for single-device playback.

• Pair two Go 4 units for left-right stereo
• Use Auracast networking to add multiple JBL Auracast speakers
• Simple Bluetooth setup for quick audio streaming from phones and tablets

Who this suits: The JBL Go 4 is ideal for people who want authentic JBL sound in a highly portable package—students, commuters, travelers, and outdoor enthusiasts who value durability and battery longevity. It also appeals to eco-minded buyers thanks to recycled grille materials and FSC-certified packaging. If you need an affordable, pocket-ready speaker that performs above its size, the Go 4 is built for that role.