Portable party speaker with JBL logo and colorful lighting
Body
Portable party speaker with JBL logo and colorful lighting
Black PartyBox speaker with control buttons
JBL PartyBox 520 speaker with dimensions and weight
jbl partybox 520 wheels and view under the speaker
Portable speaker with JBL logo and dimensions displayed

JBL PartyBox 520 - Brand New

$1,099.98
•Refurbished • Risk Free • Warranty

Comes with:

JBL PartyBox 520
AC Power Cord
Documentation
Specifications
Frequently Asked Questions
$1,099.98

Certified Quality

Every item is verified by our experts for authenticity, functionality, and condition—guaranteeing a product you can trust.

Free Returns Up To 30 Days

Not completely satisfied? We offer a hassle-free 30-day return policy for any reason. We’ll even provide a prepaid shipping label at no extra cost to you.

3-Months Warranty

Shop with peace of mind. Every purchase is backed by our 3-month warranty. If a functional issue occurs, we handle the repair or replacement and provide free shipping both ways.

Battery Health Guarantee

Reliable power, guaranteed. Every device comes with at least 80% battery capacity, with certified upgrades to 90% or 100% available to ensure your device lasts throughout your day.

Specifications

Audio

  • Power Output: 400W RMS — Powered by AI Sound Boost technology for maximum volume and bass depth with minimal distortion.
  • Woofers: 2 x 7.5" (208mm) Woofers — Engineered for deep, punchy bass response with minimal distortion even at maximum output.
  • Tweeters: 2 x 1" (25mm) Dome Tweeters — Reproduces crisp, detailed high frequencies for a full-range listening experience.
  • Frequency Response: 40Hz – 20kHz — Wide frequency range covering deep bass to crisp treble.
  • Signal-to-Noise Ratio: >80 dB — Clean audio output with minimal background noise at any volume level.

Battery & Charging

  • Battery: JBL Battery 600, Li-ion 99.02 Wh — Replaceable battery design allows you to swap in a spare during extended events.
  • Charge Time: 3 Hours (speaker off mode) — Full charge in 3 hours for up to 15 hours of continuous playback.
  • Playtime: Up to 15 Hours — Varies by volume level and audio content.
  • Power Input: 100–240V ~ 50/60Hz — Universal voltage compatibility for use in any country.

Connectivity

  • Bluetooth: 5.4 (A2DP V1.4, AVRCP V1.6) — Latest Bluetooth standard for a fast, stable wireless connection with extended range and lower latency.
  • Multi-Speaker Pairing: Auracast™ — Wirelessly sync with unlimited compatible JBL speakers simultaneously for a massive sound experience.
  • Inputs: Aux-In (3.5mm), Mic-In, Guitar-In/Line-In, USB-C — USB-C supports both audio playback and fast device charging simultaneously.

Durability

  • Water Resistance: IPX4 — Splash-proof rating protects against accidental spills and light rain. Not submersible.

Physical

  • Dimensions: 415 x 769 x 369 mm (16.34" x 30.28" x 14.53") — Large-format cabinet designed for home, outdoor, and event use.
  • Weight: 25.5 kg (56.2 lbs) — Heavy-duty build designed for powerful, room-filling sound output.

Frequently Asked Questions

How long does the battery last, and can it be replaced? ▼

The JBL PartyBox 520 delivers up to 15 hours of continuous music playback on a full charge, with a full charge time of 3 hours. It features a replaceable JBL Battery 600 Li-ion design, so you can swap in a spare battery during extended events without needing a power outlet.

Can I connect it to other speakers? ▼

Yes! The PartyBox 520 uses Auracast technology via Bluetooth 5.4, allowing you to wirelessly sync with other compatible JBL speakers for a massive, multi-speaker sound experience.

Does it have a guitar or microphone input? ▼

Yes — the PartyBox 520 includes a Guitar-In/Line-In and a Mic-In port, making it ready for live performances and karaoke setups right out of the box.

Is it waterproof or water-resistant? ▼

It carries an IPX4 splash-proof rating, meaning it can handle accidental drink spills and light rain outdoors. It should not be fully submerged in water.

Does the USB-C port charge my devices? ▼

Yes — the USB-C port on the PartyBox 520 supports both audio playback and fast device charging simultaneously, so you can keep your phone topped up while the music plays.

400W JBL Pro Sound. AI Sound Boost. 15-Hour Battery. Built-In Light Show.

The JBL PartyBox 520 is a powerhouse party speaker built to fill any room or outdoor space — delivering 400W RMS of JBL Pro Sound powered by AI Sound Boost, a dynamic built-in light show, and up to 15 hours of playtime on a replaceable battery. With Bluetooth 5.4, Auracast multi-speaker pairing, and versatile inputs including Guitar-In and USB-C, it’s everything you need to take the party anywhere.

400W JBL Pro Sound — Powered by AI Sound Boost

The PartyBox 520 delivers 400W RMS through dual 7.5" woofers and dual 1" dome tweeters, covering a wide frequency range from 40Hz to 20kHz. AI Sound Boost technology monitors the drivers in real-time to maximize volume and bass depth without distortion — so your music always sounds its best, even at full power.

15-Hour Replaceable Battery — Party Without Limits

The PartyBox 520 runs on a JBL Battery 600 Li-ion pack that delivers up to 15 hours of continuous playback and charges fully in just 3 hours. The replaceable battery design means you can swap in a spare during extended events — keeping the music going long after others have packed up.

Power Output 400W RMS, AI Sound Boost
Battery Up to 15 hrs, Replaceable Li-ion
Connectivity Bluetooth 5.4, Auracast, USB-C, Guitar-In
Durability IPX4 Splash-Proof