JBL PartyBox 520 Portable Battery-Powered Party Speaker

Product Description

The JBL PartyBox 520 delivers up to 400 W of JBL signature sound, powered by AI Sound Boost technology to maximize acoustic performance with minimal distortion.

Its integrated RGB lightshow features symmetric and themed patterns with strobe effects, creating an electrifying atmosphere that syncs with your music in real time.

Built for mobility, the PartyBox 520 runs up to 15 hours on a single charge and lets you swap in replaceable batteries (sold separately) for even longer playtime. A 10 minute quick charge adds two extra hours of music, while the telescopic handle and wide wheels ensure smooth transport to any venue.

Seamless connectivity comes via Bluetooth 5.4 with LE Audio, USB-C audio ports, and two XLR inputs for mic, guitar, or DJ console integration. Multi-speaker pairing through Auracast™ and full control of music, EQ, and lighting via the JBL PartyBox app put the party entirely in your hands.

Key Features

• 400 W max power output with AI Sound Boost for distortion-free loudness

• Dynamic RGB lightshow with symmetric and themed patterns, plus strobe effects

• Up to 15 hours playtime on a single charge; replaceable battery option; 10 min quick charge = 2 h playback

• Bluetooth 5.4 with LE Audio, USB-C audio in, and 2 × XLR inputs for versatile source connections

• Auracast™ multi-speaker pairing; full party control via JBL PartyBox app

• Ergonomic telescopic handle and wide wheels for easy transport

• IPX4 splash-proof design for outdoor durability

Technical Specifications