JBL PartyBox 320 is a large party speaker designed to deliver powerful JBL Pro Sound, deep bass, clear highs, and a complete entertainment experience for gatherings and events.
With dual 6.5-inch woofers, 25mm tweeters, dynamic lightshow effects, up to 18 hours of playback, replaceable battery, and fast charging, it is built to fill large indoor and outdoor spaces with sound and energy.
JBL Pro Sound
Powerful sound fills large indoor and outdoor spaces with rich audio.
18 Hours Playtime
Long battery life keeps your party going for extended sessions.
Dynamic Lightshow
Starry lights, flowing trails, and strobe effects sync with the beat.
Replaceable Battery
Extend playback whenever needed and keep the entertainment running.
JBL Pro Sound
Powerful Sound That Fills Large Spaces
Enjoy powerful JBL Pro Sound delivered by dual 6.5-inch woofers that produce deep, precise bass for parties, gatherings, and large spaces.
The 25mm high-frequency tweeters add clear and crisp sound even at high volume levels, creating a rich audio experience that works indoors and outdoors.
Lightshow and Battery
Dynamic Lightshow with Nonstop Party Power
The modern lighting system adds energy to every party with starry lights, flowing light trails, and strobe effects that move in sync with the music.
Enjoy up to 18 hours of continuous playback, extend the party with a removable battery, and get up to 2 extra hours of playtime from only 10 minutes of fast charging.
Technical Specifications
Technical Specifications of JBL PartyBox 320
The JBL PartyBox 320 combines a large party speaker design, JBL Pro Sound, dual 6.5-inch woofers, 25mm tweeters, dynamic lightshow effects, up to 18 hours of playback, replaceable battery, fast charging, and powerful coverage for large indoor and outdoor spaces.
Brand
JBL
Model
PartyBox 320
Speaker Type
Large Party Speaker
Sound Technology
JBL Pro Sound
Woofers
Dual 6.5-Inch Woofers
Tweeters
25mm Tweeters
Battery Life
Up to 18 Hours
Replaceable Battery
Yes
Fast Charging
10 Minutes = Up to 2 Hours
Lighting
Dynamic Lightshow
Lighting Effects
Starry Lights / Flowing Trails / Strobe Effects
Coverage
Large Indoor and Outdoor Spaces
Usage
Parties / Gatherings / Events
Why Choose This Speaker?
Reasons to Choose JBL PartyBox 320
Powerful wireless speaker fills large spaces with high-quality sound.
Dual woofers and tweeters deliver deep bass and clear sound.
Dynamic lighting effects sync with music for a party atmosphere.
Up to 18 hours of battery life supports continuous entertainment.
Warranty 2 year Apple Products 
Free 14-Day returns 
