Features:

Multi-Speaker Connection by Auracast™:

• Effortlessly stereo pair two Boombox 4 speakers for a wider sound stage.
• Connect multiple Auracast™-enabled JBL speakers to cover more ground with the same playlist.

Bigger and Louder, but Lighter:

• Redesigned to be lighter while delivering bigger and better sound.

Recycled Materials:

• Incorporates post-consumer recycled plastic and recycled fabric for the speaker grille.
• Packaged in FSC-certified paper printed with soy ink.

Two Bass Boost Settings:

• Classic JBL Signature Bass.
• Deep Bass mode (Horn mark glows orange).
• Punchy Bass mode (Horn mark glows white).

Lossless Audio Playback:

• USB-C port for lossless audio playback when connected to compatible devices and content.

Replaceable Battery:**

• Rechargeable battery can be replaced in three simple steps.
• **Replaceable battery sold separately.

Technical specifications:

General Specifications:

• Power Input: 100 - 240 Vac; 50/60 Hz
• Signal-to-Noise Ratio: > 80 dB
• Output Power (W):
• AC Mode: 2 x 65W RMS Woofer, 2 x 40W RMS Tweeter
• Battery Mode: 2 x 60W RMS Woofer, 2 x 40W RMS Tweeter

Audio Specifications:

Transducer:

• 2 x 5 inch / 2 x 123 mm Woofer
• 2 x 0.75 inch / 2 x 20 mm Tweeter
• 2 pcs circle + 1 pc racetrack passive radiator
• Frequency Response: 37 Hz - 20 kHz

Dimensions:

• Width x Height x Depth (cm): 51 x 26 x 21
• Width x Height x Depth (in): 20 x 10 x 8
• Weight (kg): 5.89
• Weight (lbs): 13

Control and Connection Specifications:

• Connection Ports: AC-in, USB-C
• Bluetooth Frequency: 2.4 GHz - 2.4835 GHz
• Bluetooth Profiles: A2DP 1.4, AVRCP 1.6
• Bluetooth Transmitter Frequency Range (GHz): 2.4 - 2.4835
• Bluetooth Transmitter Modulation: GFSK, π/4 DQPSK, 8DPSK
• Bluetooth Transmitter Power: ≤ 14 dBm (EIRP)
• Bluetooth Version: 5.4

Battery:

• Battery Type: Rechargeable Li-ion Battery Pack 99.02 Wh
• Battery Charge Time: 3 hours
• Maximum Music Playing Time: 28 hours

Features:

• AI Sound Boost: Yes
• Dustproof: Yes
• Waterproof: Yes (IP68)
• Powerbank: Yes
• Wireless: Yes
• Supports Auracast™: Yes
• Bluetooth: Yes

Compliance Approvals: Anatel Certification Numbers: 02977-25-07120, 02907-25-07120

Items included:

• 1 x JBL Boombox 4
• AC Power Cord (type and quantity vary by region)
• 1 x Quick Start Guide
• 1 x Safety Sheet
• 1 x Warranty Card