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Features

Grab the super-portable wireless Bluetooth speaker that’s built for adventure. Seriously waterproof with balanced 360-degree sound, deep bass, and one-touch music controls, the Ultimate Ears BOOM 4 is the ultimate go-anywhere speaker. Experience four different EQ modes or customize yourself. You can even pair the BOOM 4 Bluetooth waterproof speaker with MEGABOOM, EVERBOOM, EPICBOOM and HYPERBOOM portable Bluetooth speakers for more fun. The BOOM 4 is an extremely wireless speaker with 147 feet of range, so you can walk away and keep the tunes comin’. Long-press the Magic Button to access your playlists, or set up one-touch playlists on your favorite streaming platforms like Spotify, Amazon Music on Android,* and Apple Music on iOS. Ultimate sound. Made to wander.

  • Portable Bluetooth speaker with ultimate sound

    The BOOM 4 portable waterproof Bluetooth speaker delivers rich, 360-degree sound and deep, accurate bass, all carefully balanced so you can hear every note.

  • Powered for adventure

    This waterproof portable speaker has a rechargeable battery that stays powered, pumping tunes for 15 hours on a single charge.*

  • A mobile speaker made for the outdoors

    Rated IPX7 waterproof and drop-proof up to 15 feet (1.5 meters), the BOOM 4 floating Bluetooth speaker is virtually indestructible.

  • Pair several BOOM 4 speakers using the Ultimate Ears | BOOM app

    Use PartyUp on the Ultimate Ears Boom app to pair several BOOM, MEGABOOM, EVERBOOM, EPICBOOM, and HYPERBOOM portable Bluetooth speakers, creating the ultimate surround sound experience.

  • Magic button one-tap control on BOOM 4

    Play, pause, skip, and control music directly from your favorite streaming service; set up one-touch playlists on platforms like Spotify, Amazon Music on Android, or Apple Music on iOS.

  • Extremely wireless and portable speaker

    With 147 feet of range, you can walk away from your BOOM 4 wireless speaker and keep the tunes comin’.**

  • Made with recycled plastic

    The plastic parts in the Ultimate Ears BOOM 4 wireless Bluetooth speaker include a minimum of 52% post-consumer recycled plastic by weight (excluding packaging).

What's Included

  • ULTIMATE EARS BOOM 3

  • USB-C Cable

  • Quick Start Guide (Printed in paper.)

Specifications
  • Key Specs

    Speaker Pairing
    true
    Wireless
    true
    Rechargeable
    true
  • General

    Product Name
    BOOM 4 Portable Wireless Bluetooth Speaker with Waterproof, Dustproof and Floatable design
    Brand
    Ultimate Ears
    Model Number
    984-002009
    Color
    Enchanting Lilac
    Color Category
    Purple
  • Audio

    Number of Speakers
    1
    Speaker Pairing
    true
  • Connectivity

    Wireless Multi-Room Audio
    true
    Wireless
    true
    Network Connectivity
    Bluetooth
  • Features

    Control Button(s)
    Volume, Bass boost, Power on/off, Bluetooth
    Controls
    Power ON/OFF button, Volume control buttons, Magic Button-One Touch Control
  • Power

    Rechargeable
    true
    Battery Charge Time
    3 hours
  • Warranty

    Manufacturer's Warranty - Parts
    2-Year
    Manufacturer's Warranty - Labor
    None
  • Other

    UPC
    097855197719
Questions & Answers (17)
See All Questions

Review Summary

Rating 4.4 out of 5 stars with 47 reviews

Rating by feature

  • Rating 4.7 out of 5 stars

  • Rating 4.5 out of 5 stars

  • Rating 4.6 out of 5 stars

83%would recommend to a friend

Customers are saying

Customers are delighted by the BOOM 4's sound quality, frequently praising its clarity and loudness, even at higher volumes. Its portability and durability are also highlighted, with users appreciating its travel-friendly design. The speaker's affordability is another plus, with many considering it excellent value for the money. Overall, the positive feedback focuses on the audio performance and practical design of the BOOM 4.

This summary was generated by AI based on customer reviews.

Top Mentions filter

The vast majority of our reviews come from verified purchases. Reviews from customers may include My Best Buy members, employees, and Tech Insider Network members (as tagged). Select reviewers may receive discounted products, promotional considerations or entries into drawings for honest, helpful reviews.

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    Ultimate Ears - BOOM 4 Portable Wireless Bluetooth Speaker with Waterproof, Dustproof and Floatable design - Enchanting Lilac

    Model:984-002009
    SKU:6588388
    Your price for this item is $149.99

    Color

    Enchanting Lilac
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    Your price for this item is $149.99
     
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