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Ultimate Ears - WONDERBOOM 4 Portable Wireless Bluetooth Speaker with Waterproof, Dustproof and Floatable design - Cobalt Blue

Model: 984-001877
SKU: 6584240
$69.99
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About This Item

Ultraportable Bluetooth speaker with a surprisingly bigger 360° sound. It’s crisp, bassy, and ready to go with 14 hours of BOOM. The IP67 rating means it’s waterproof, dustproof, and floats. Take it to the pool, the beach, or even the shower. Experience amazing sound—wherever life takes you.
  • Key Specs
    • Speaker Pairing: true (Wirelessly connect the speaker to another compatible speaker for a more immersive sound experience or multi-room audio. Pairing may require use of an app or additional setup.)
    • Wireless: true
    • Rechargeable: true
    • USB Device Charging: true
  • General
    • Brand: Ultimate Ears
    • Model Number: 984-001877
    • Product Name: WONDERBOOM 4 Portable Wireless Bluetooth Speaker with Waterproof, Dustproof and Floatable design
    • Color: Cobalt Blue
  • Audio
    • Number of Speakers: 1
    • Speaker Pairing: true (Wirelessly connect the speaker to another compatible speaker for a more immersive sound experience or multi-room audio. Pairing may require use of an app or additional setup.)
  • Connectivity
    • Wireless Multi-Room Audio: true (Technology that allows multiple speakers and/or soundbars to be connected wirelessly and play audio in separate rooms.)
    • Wireless: true
    • Wireless Connectivity: Bluetooth (The manner in which a device sends data to another device over a short distance without the use of wires or cables.)
    • Network Connectivity: Bluetooth (The manner in which a device sends data to another device over a long distance using a cellular network.)
  • Features
    • Control Button(s): Volume
    • Controls: Power ON/Off, Volume control buttons, Double Up button, Outdoor Boost/Podcast Mode button
    • Lighting Type: None
  • Power
    • Rechargeable: true
    • Battery Charge Time: 2.6 hours (Battery charge time will vary depending on the product configuration, product model, applications loaded on the product, power management setting of the product and the product features used by the customer. Charging time will likely decrease with time and usage of the battery.)
    • USB Device Charging: true
  • Dimensions
    • Product Height: 4.09 inches (The out of box height of the item. Height is measured as the vertical distance from the bottom of the item to the top as it would be primarily used or placed.)
    • Product Width: 3.75 inches (The out of box width of the item. Width is measured as the horizontal distance from one side of the item to the other as it would be primarily used or placed.)
    • Product Depth: 3.75 inches (The out of box depth of the item. Depth is measured as the distance from the front of the item to the back as it would be primarily used or placed.)
    • Product Weight: 0.93 pounds (The out of box weight of the item.)
  • Warranty
    • Warranty - Parts: 2 years
    • Warranty - Labor: None
  • Other
    • UPC: 097855189950

Ultraportable Bluetooth speaker with a surprisingly bigger 360° sound. It’s crisp, bassy, and ready to go with 14 hours of BOOM. The IP67 rating means it’s waterproof, dustproof, and floats. Take it to the pool, the beach, or even the shower. Experience amazing sound—wherever life takes you.

  • Small Bluetooth speaker with surprisingly bigger 360° sound: That bigger 360° sound in a petite package. Boosted sound for 14 hours of playtime.
  • Outdoor Boost + Podcast Mode: Engineered for full stereo sound; tap the Outdoor Boost button for outdoor environments; use the new Podcast Mode to make vocals sound rich and clear.
  • Mini portable speaker with 14 Hours of BOOM: With a battery lasts through a day, WONDERBOOM 4 bangs on with 14 hours of playtime, so you can soak up every moment.*
  • Waterproof, Dust Proof, and Floatable: IP67 rating means WONDERBOOM 4 can be submerged in 1 m of water for 30 min; it’s even protected from dust; ideal for the pool, beach, or the shower.
  • Double up for stereo using the Ultimate Ears | BOOM app: Pair up two wireless WONDERBOOM 4 speakers for even bigger sound. Press once to double up. Press again for true stereo from both speakers, with left and right channels.
  • Durable, mobile speaker with 131 ft range: So you’re free to roam. Plus it’s dirt resistant, drop proof, and features a handy loop so you can take it with you.**
  • Made with recycled plastic: Plastic parts in WONDER­BOOM 4 include a minimum of 31% post-consumer recycled plastic by weight (excluding packaging).
Whats Included
  • ULTIMATE EARS WONDERBOOM 4 Speaker
  • User Documentation
Disclaimers
  • *Actual battery life will vary with use, settings and environmental conditions.
  • **Actual Bluetooth range will vary depending on the use, setting, environmental conditions and number of connected devices.

Q: What is the wireless range?

A: The wireless range of this speaker is 131 feet.

Q: Is the speaker compatible with my phone?

A: This speaker is compatible with smartphones, tablets, and other devices that support Bluetooth Advanced Audio Distribution Profile (A2DP).

Q: What is the battery life?

A: The battery life of this device is 14 hours.

Q: What is the weight and dimensions of the speaker?

A: The speaker weighs 0.93 pounds and measures 3.75 inches in width, 3.75 inches in depth, and 4.09 inches in height.

Q: How deep can the speaker be submerged in water?

A: The maximum depth of water resistance for the speaker is 3.28 feet.

Q: How do I pair two WONDERBOOM 4 speakers together?

A: You can pair two WONDERBOOM 4 speakers for bigger sound or stereo using the Ultimate Ears | BOOM app.

Q: What is the battery life of this portable speaker?

A: The WONDERBOOM 4 offers 14 hours of playtime on a single charge.

Q: Is this speaker waterproof?

A: Yes, the WONDERBOOM 4 is waterproof, dustproof, and it even floats. It has an IP67 rating, meaning it can be submerged in 1 meter of water for 30 minutes.

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Reviews

Customers are saying

Customers highly value the WONDERBOOM 4 Portable Wireless Bluetooth Speaker for its sound quality and portability. Many appreciate the speaker's good battery life and easy Bluetooth connectivity. The water resistance is a welcomed feature, along with the volume and size. Overall, customers seem to enjoy the bass and waterproof design.

This summary was generated by AI based on customer reviews.
  • Sound Quality (204)
  • Portability (84)
  • Battery Life (47)

Customer Images

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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Pros for Ultimate Ears - WONDERBOOM 4 Portable Wireless Bluetooth Speaker with Waterproof, Dustproof and Floatable design - Cobalt Blue
Sound Quality, Portability, Battery Life, Connectivity, Water ResistanceSound Quality, Portability, Battery Life, Connectivity, SizeSound Quality, Battery Life, Portability, Size, DesignSound Quality, Portability, Battery Life, Connectivity, Volume
Cons for Ultimate Ears - WONDERBOOM 4 Portable Wireless Bluetooth Speaker with Waterproof, Dustproof and Floatable design - Cobalt Blue
There were no cons for this productVolumeEqualizer, Weight, EQThere were no cons for this product

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