JBL PartyBox 520

JBL Party Speaker – 400W Portable Bluetooth Speaker with Powerful Sound and Up to 15 Hours of Battery Life

The JBL portable party speaker delivers massive 400W audio output, deep bass, and dynamic sound designed for parties, outdoor events, and home entertainment. Featuring Bluetooth 5.4, a rechargeable battery with up to 15 hours of playback, built-in microphone support, IPX4 splash resistance, and versatile connectivity options, it provides powerful performance wherever the music takes you.

Built for unforgettable parties

Engineered to fill large spaces with powerful JBL Pro Sound, this speaker combines high output power with deep, punchy bass and clear vocals. The rechargeable battery allows cordless operation, while Bluetooth 5.4 enables stable wireless streaming. Audio Sharing lets you connect compatible JBL speakers for an even bigger sound experience.

Key benefits

• Powerful 400W output: Delivers room-filling sound with deep bass and impressive volume.
• Portable rechargeable design: Enjoy up to 15 hours of continuous playback without being connected to power.
• Bluetooth 5.4: Provides fast, stable, and energy-efficient wireless music streaming.
• IPX4 splash resistance: Suitable for outdoor parties, poolside gatherings, and everyday use.
• Built-in microphone support: Perfect for karaoke, speeches, and live entertainment.
• Audio Sharing: Wirelessly pair compatible speakers for an expanded sound system.
• Power bank function: Charge compatible mobile devices directly from the speaker via USB.

Technical specifications

• Brand: JBL
• Speaker Type: Portable Party Bluetooth Speaker
• Total Output Power: 400 W
• Frequency Response: 40 Hz – 20 kHz
• Bluetooth Version: 5.4
• Built-in Microphone Support: Yes
• IP Protection: IPX4
• Application Support: Yes
• Audio Sharing: Yes
• NFC: No

Connectivity and power

• Charging: AC Power
• Battery Type: Rechargeable
• Battery Life: Up to 15 hours
• Charging Time: Approximately 3 hours
• USB-C Media Port: Yes
• USB Power Bank Output: Yes
• 3.5 mm Audio Input: Yes

Dimensions and design

• Dimensions: 415 × 769 × 369 mm
• Weight: 25.5 kg
• Color: Black

Ideal use cases

The JBL portable party speaker is ideal for house parties, outdoor events, karaoke, celebrations, DJs, fitness studios, and entertainment venues. With powerful sound, long battery life, splash resistance, and flexible connectivity, it is built to keep the music playing wherever the party goes.