JBL Go 4

JBL Go 4 Ultra-Portable Waterproof Bluetooth Speaker

The JBL Go 4 takes ultra-portable sound to the next level with big JBL Pro Sound packed into a compact, pocket-sized frame. Featuring a redesigned integrated strap loop, vibrant colorways, and a fully waterproof and dustproof IP67 build, it’s designed to go wherever adventure takes you. With up to 7 hours of playtime plus an extra 2 hours via Playtime Boost and Auracast multi-speaker pairing, the JBL Go 4 delivers surprisingly punchy bass and clear audio anytime, anywhere.

Key Features

Signature JBL Pro Sound: Engineered to punch well above its size, delivering clear audio quality and punchy bass from an ultra-compact driver setup.
Up to 7 Hours + Playtime Boost: Get up to 7 hours of playback on a single charge. Tap Playtime Boost in the JBL Portable app to squeeze out up to 2 extra hours of battery life by tuning the EQ output.
IP67 Waterproof & Dustproof: Built to withstand the elements whether at the pool, beach, or park, the Go 4 handles water immersion and dusty outdoors with ease.
Auracast Multi-Speaker Connection: Pair two Go 4 speakers for stereo sound, or wirelessly link multiple Auracast-enabled JBL speakers to boost the audio for larger gatherings.
Redesigned Built-In Loop: Features a wider, durable woven fabric loop that makes it easier to grab, clip onto a backpack, or carry on your finger.
JBL Portable App Integration: Customize your sound experience with multiple preset EQs or fine-tune high, mid, and low frequencies using the full interactive EQ equalizer.

Technical Specifications

Feature	Specification
Transducer Driver	45 mm / 1.75″
Output Power	4.2 W RMS
Frequency Response	90 Hz – 20 kHz
Signal-to-Noise Ratio	> 85 dB
Bluetooth Version	Bluetooth 5.3 (A2DP V1.4, AVRCP V1.6)
Water / Dust Resistance	IP67 Rated (Waterproof & Dustproof)
Battery Type	Li-ion polymer 3.8V / 850 mAh
Playtime	Up to 7 Hours (+2 Hours with Playtime Boost)
Charging Time	~3 Hours via USB Type-C (5V / 1A)
Dimensions & Weight	94.3 $\times$ 75.7 $\times$ 42.2 mm / ~192 g
Eco-Friendly Build	Incorporates post-consumer recycled plastic and fabric