Great sound with AI Sound Boost


Powerful sound that makes your music shine.


The sound is designed to match your energy, so you feel like you're listening to a live concert.


Turn up the volume – the music will still sound great, as the new proprietary AI Sound Boost technology analyzes the music in real time and ensures maximum acoustic performance with less distortion.




Futuristic light show


Did you mention a light show?


Dance until dawn with light patterns and strobe effects that turn any event into a real party.




Up to 15 hours of playback


Keep the positive energy going with up to 15 hours of playback on a single charge.


If 15 hours isn't enough, simply swap out the replaceable battery and keep the party going.


Or charge for 10 minutes and enjoy an extra 2 hours of playtime.


An additional replaceable battery is available separately.













Multi-speaker connection via Auracast™Bigger parties call for bigger sound. Connect two PartyBox 520 speakers for true stereo effect via Auracast™ technology, or wirelessly connect multiple JBL speakers compatible with Auracast™ and let your music expand with the size of the party.
Control the party with the JBL PartyBox appDon't be burdened with controlling the speaker. You can easily control the music, equalizer settings, and lighting effects via the JBL PartyBox app, wherever the party is.
Telescopic handle and wide, stable wheelsThe JBL PartyBox 520 is ready to go wherever you go. It has a telescopic handle that extends and wide, sturdy wheels that allow for smooth and comfortable movement.
IPX4 splash protectionSpills and splashes happen, but don't worry. The JBL PartyBox 520 has IPX4 splash protection, so your groove will never be interrupted.
Seamless high-quality audio connectivityUse the USB-C port to connect to your favorite streaming or karaoke app and enjoy premium sound so everyone can enjoy the music.
Easy connection to a microphone, guitar, or DJ mixer via two XLR inputsAdd live performances to the party. Simply connect a microphone, guitar, or DJ equipment to the PartyBox 520 using the two XLR inputs.


Technical details:

General:Input voltage: 100–240 V ~ 50/60 HzOutput power: 400 W RMS (IEC60268)
Audio specificationsSpeakers: 2 × 7.5-inch (208 mm) woofers, 2 × 1-inch (25 mm) dome tweetersFrequency range: 40 Hz – 20 kHzSignal-to-noise ratio: > 80 dB
DimensionsProduct dimensions (W × H × D): 415 × 769 × 369 mmNet weight: 25.5 kg Packaging dimensions (W × H × D): 489 × 854 × 480 mmGross weight: 29.4 kg
Connection and control specificationsAux input: 250 mV RMS (3.5 mm jack)Microphone input: 20 mV RMSGuitar/line input: 100 mV RMSBluetooth/USB input: -12 dBFSBluetooth version: 5.4Bluetooth profile: A2DP V1.4, AVRCP V1.6Bluetooth frequency range: 2.4 GHz – 2.4835 GHzBluetooth transmission power: ? 18 dBm (EIRP)Bluetooth transmitter modulation: GFSK, ?/4 DQPSK, 8DPSKUSB format: FAT16, FAT32Supported formats:.MP3, .WAV, .WMA, .FLAC (not available in EMEA region)USB-C charging output: PDO (5 V / 3 A, 9 V / 3 A, 15 V / 2 A, 20 V / 1.5 A), PPS (5–11 V / 2.7 A, 5–16 V / 1.85 A)Cable type: Power cable (depending on region)Cable length: 2.0 m
BatteryBattery type: JBL BATTERY 600, lithium-ion, 99.02 Wh (equivalent to 21.6 V / 4584 mAh)Charging time: 3 hours (when the speaker is turned off)Playback time: up to 15 hours (depending on volume and content)

Manufacturer's website

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