JBL Boombox 4 Ultra-Powerful Portable Waterproof Bluetooth Speaker

Key Features

• JBL Pro Sound Performance: Powerful drivers deliver clear highs, punchy mids, and deep, booming bass with distortion-free audio at any volume.

• Ultra-Powerful Output: AC mode: 2 × 65W RMS woofers + 2 × 40W RMS tweeters; Battery mode: 2 × 60W RMS woofers + 2 × 40W RMS tweeters.

• Long-Lasting Battery: Built-in 99.02Wh rechargeable Li-ion battery provides up to 28 hours of continuous playtime. USB-C support allows charging of devices on the go.

• Fast Recharge & Playtime Boost: Fully charges in approximately 3 hours; up to 6 hours of music playback with JBL Playtime Boost feature.

• Rugged & Waterproof Design: IP68 dustproof and waterproof rating ensures durability for outdoor adventures, pool parties, beach trips, and camping.

• Wireless Connectivity: Bluetooth 5.4 for fast and stable connections; supports Auracast™ for multi-speaker synchronized playback.

• Customizable Audio Experience: Features AI Sound Boost, Bass Boost settings, and JBL Playtime Boost for optimized sound in any environment.

• Portable & Stylish: Sturdy handle design for easy transport; modern design with integrated LED indicators for battery and connection status.

• Eco-Friendly Construction: Made with recycled materials and sustainable packaging for environmentally conscious users.

Specifications

Connectivity & Audio

• Connection Type: AC-in, USB-C

• Bluetooth Version: 5.4

• Bluetooth Profiles: A2DP 1.4, AVRCP 1.6

• Bluetooth Transmitter Power: ≤ 14dBm (EIRP)

• Frequency Response: 37Hz – 20kHz

• Signal-to-Noise Ratio: > 80dB

• Output Power (W):

  • AC mode: 2 × 65W RMS Woofers + 2 × 40W RMS Tweeters

  • Battery mode: 2 × 60W RMS Woofers + 2 × 40W RMS Tweeters

• Extra Features: AI Sound Boost, JBL Playtime Boost, Auracast, Bass Boost

Battery & Charging

• Battery Type: Rechargeable Li-ion

• Battery Capacity / Voltage: 99.02Wh (21.6V / 4584mAh)

• Battery Life: Up to 28 hours

• Battery Charge Time: Approx. 3 hours

• Music Play Time with Playtime Boost: Up to 6 hours

Durability & Design

• Waterproof & Dustproof: IP68

• Portable Handle Design

• Integrated LED indicators for battery and connection

Physical Specifications

• Dimensions (W × H × D): 506.4 × 262.9 × 212.9 mm

• Packaging Dimensions: 565 × 345 × 256 mm

• Net Weight: 5.89 kg

• Gross Weight: 8.16 kg

• Color Options: Black, Squad, Blue

Accessories Included

• AC Power Cable (2000mm / 78.7”)