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Boombox 4
  • Boombox 4
  • Boombox 4
  • Boombox 4
  • Boombox 4
  • Boombox 4
Boombox 4

JBL - Boombox 4

ColorBlack
$449.99 USD
$449.99 USD

Bring powerful sound wherever the party takes you with the JBL Boombox 4. Enjoy loud, clear JBL Pro Sound and deep, thumping bass, powered by two larger woofers, two tweeters, and three passive radiators. AI Sound Boost analyzes your music in real time to maximize output and reduce distortion—even at high volume.

Set the mood with two Bass Boost options: deep bass or vibrant, punchy sound. The refreshed Boombox design is larger yet lighter, making it easy to take from backyard gatherings to beach days. With IP68 waterproof and dustproof protection and up to 34 hours of playtime using Playtime Boost, the JBL Boombox 4 keeps the music going wherever you go.

Electronics Information
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 60W RMS Woofer, 2 x 40W RMS Tweeter

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

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

Control and Connection Specifications
  • Connection: AC-in, USB-C
  • Bluetooth Profile: 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:≤ 14dBm (EIRP)
  • Connection Ports: AC-in, USB-C
  • Bluetooth frequency: 2.4 GHz - 2.4835 GHz
  • Bluetooth profiles: A2DP 1.4, AVRCP 1.6
  • Bluetooth transmitted modulation: GFSK, π/4 DQPSK, 8DPSK
  • Bluetooth transmitter power: ≤ 14dBm (EIRP)
  • Bluetooth version: 5.4

Battery
  • Battery Charge Time (hours): 3
  • Battery Type: Rechargeable Li-ion Battery Pack 99.02Wh
  • Cable Length (ft): 6.6
  • Cable Length (m): 2
  • Cable Type: AC Power Cable
  • Maximum music playing time (hrs): 34

Features
  • AC power cable (type varies by regions): Yes
  • AI Sound Boost: Yes
  • Supports Auracast: Yes
  • IP Code: IP68
  • Powerbank: Yes
  • Dustproof: Yes
  • Waterproof: Yes
  • Wireless: Yes
  • Bluetooth: Yes
What's In The Box?
  • 1 x JBL Boombox 4
  • AC power cord (AC plug and quantity varies by region)
  • 1 x Quick start guide
  • 1 x Safety sheet
  • 1 x Warranty card