JBL PartyBox 520 – Portable 400W Party Speaker

JBL PartyBox 520 transforms any space into a party zone. With powerful 400W output, AI Sound Boost for real-time audio optimization, and a dynamic customizable light show, it delivers pro-level sound and visuals wherever you go. The built-in rechargeable battery delivers up to 15 hours of playback, and a quick 10-minute charge adds 2 more hours. It’s splashproof (IPX4), features a telescopic handle with wide wheels, and multiple connectivity options, making it perfect for both indoor and outdoor events.

Key Features

• 400W Sound Power: Dual 7.5″ woofers and 1″ tweeters deliver bold bass and crisp highs. :contentReference[oaicite:2]{index=2}
• AI Sound Boost: Adjusts audio in real time for optimized performance. :contentReference[oaicite:3]{index=3}
• 15-Hour Battery Life: Long-lasting battery, replaceable JBL Battery 600, 10-min quick charge = 2 hours. :contentReference[oaicite:4]{index=4}
• Portable Design: Telescopic handle + wheels for easy transport. :contentReference[oaicite:5]{index=5}
• Water-Resistant: IPX4 splash-proof, ideal for pool or outdoor environments. :contentReference[oaicite:6]{index=6}
• Connectivity: Bluetooth 5.4 with Auracast, USB-C, XLR/mic/aux inputs for versatile setups. :contentReference[oaicite:7]{index=7}
• Custom Light Show: Ambient lighting with themed modes (“Rock,” “Rave,” “Flash,” etc.) synced to music. :contentReference[oaicite:8]{index=8}

Specifications

Why Choose JBL PartyBox 520?

• Portable but powerful — party anywhere with wheels and battery power.
• Tailored sound and light – AI Sound Boost and multi-zone LED effects.
• Versatile connectivity — for DJs, mic, phone, or USB devices.

Learn more on the official JBL product page.