About: JBL Go 4 Ultra-Portable Bluetooth Speaker

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 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, delivering big JBL Pro Sound with punchy bass. 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. Simply tap Playtime Boost to prolong the playtime, adding up to 2 hours to your battery life. It tunes and optimizes the performance for louder and crisper sound.

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 FSCcertified paper printed with soy ink.

Vibrant Color Options 

The JBL Go 4 features exclusive colorways inspired by the latest street fashion and lifestyle trends, introducing completely new shades and combinations.

JBL Portable App 

Use the JBL Portable app to receive updates, get product support, and unlock features, all straight from your phone. Fine-tune your sound with multiple EQ presets options. Or use the fully customizable equalizer to adjust highs, mids, and lows—so your music is just right for you.

Specifications: 

• Transducer: 45 mm /1.75”
• Output power: 4.2 W RMS
• Frequency response: 90 Hz – 20 kHz
• Signal-to-noise ratio: > 85 dB
• Battery type: Li-ion polymer 3.23 Wh (equivalent to 3.8 V / 850 mAh)
• Battery charge time: 3 hours (5 V 1 A)
• Music play time: up to 7 hours (dependent on volume level and audio content)
• Maximum operation temperature: 45 °C

Wireless Specifications:  

• Bluetooth® version: 5.3
• Bluetooth® profile: A2DP V1.4, AVRCP V1.6
• Bluetooth® transmitter frequency range: 2400 MHz – 2483.5 MHz
• Bluetooth® transmitter power: ≤ 9 dBm (EIRP)
• Bluetooth® transmitter modulation: GFSK, π/4 DQPSK

Product Dimensions: 

• Product Dimensions (W x H x D): 3.7 x 3.0 x 1.7” (94.3 x 75.7 x 42.2 mm)
• Product Weight: 0.19 kg / 0.42 lbs
• Packaging Dimensions (W x H x D): 4.9 x 4.0 x 2.2” (125 x 103 x 56.5 mm)
• Gross Weight: 0.32 kg / 0.69 lbs

What’s in the Box: 

• 1 x JBL Go 4
• 1 x USB Type-C cable
• 1 x Quick Start Guide
• 1 x Warranty Card and Safety Sheet