JBL PartyBox 520 delivers a powerful party audio experience with 400W RMS sound, AI Sound Boost technology, dynamic lighting, and a bold design made for large gatherings.
With up to 15 hours of playtime, fast charging, replaceable battery, Bluetooth 5.4, Auracast support, app control, multiple inputs, wheels, telescopic handle, and IPX4 splash resistance, it is built for parties, events, and outdoor entertainment.
AI Sound Boost
Powerful Sound with AI Sound Boost Technology
Enjoy an unprecedented music experience with JBL PartyBox 520, delivering powerful and immersive sound that brings your music to life.
AI Sound Boost analyzes audio in real time to optimize performance and reduce distortion, so your music stays clear, rich, and detailed even at high volume.
Lightshow and Battery
Futuristic Lightshow with Up to 15 Hours of Playtime
JBL PartyBox 520 creates a complete party atmosphere with vibrant lighting patterns and dynamic strobe effects that react to the beat.
The speaker offers up to 15 hours of continuous playback, a replaceable battery for extended use, and a quick 10-minute charge that gives up to 2 extra hours of playtime.
Technical Specifications
JBL PartyBox 520 Specifications
The JBL PartyBox 520 combines 400W RMS audio power, AI Sound Boost, Bluetooth 5.4, Auracast support, JBL PartyBox App control, up to 15 hours of playback, replaceable 99Wh battery, fast charging, USB-C audio playback, AUX, microphone input, guitar input, DJ XLR input, IPX4 splash resistance, dynamic lightshow, wheels, and telescopic handle.
Brand
JBL
Model
PartyBox 520
Audio Power
400W RMS
Signal-to-Noise Ratio
More Than 80dB
Power Supply
100 – 240V
Frequency Response
40Hz – 20kHz
Speaker System
2 × 7.5″ Woofer + 2 × 1″ Tweeter
Sound Technology
AI Sound Boost
Bluetooth
Bluetooth 5.4
Frequency Range
2.4 – 2.4835GHz
Auracast Support
Multi-Speaker Connectivity
App Control
JBL PartyBox App
Battery Type
Lithium-Ion 99Wh
Playback Time
Up to 15 Hours
Charging Time
Around 3 Hours
Fast Charge
10 Minutes = Up to 2 Hours
Battery Feature
Replaceable Battery
Inputs
USB-C / AUX / Mic / Guitar / DJ XLR
Supported Formats
MP3 / WAV / FLAC
Weight
Approx. 26kg
Dimensions
42 × 77 × 37cm
Water Resistance
IPX4 Splash Proof
Portability
Wheels + Telescopic Handle
Lightshow
Dynamic Lighting Effects
Why Choose This Speaker?
Reasons to Choose JBL PartyBox 520
Extremely powerful 400W RMS sound is suitable for large parties.
AI Sound Boost reduces distortion and keeps music clear at high volume.
Up to 15 hours of playback supports long party sessions.
Fast charging gives about 2 hours of playback from a 10-minute charge.
Replaceable battery helps keep the music going for extended use.
Dynamic Lightshow creates a unique party atmosphere.
Mic, guitar, and DJ inputs make it suitable for professional use.
Wheels, telescopic handle, and IPX4 resistance support outdoor use.
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