Skip to Content

Ultimate Ears MEGABOOM 3 Wireless Bluetooth Speaker (Lagoon Blue) with Knox Gear Case and Power Up Charging Dock

  • mfr: A984-001392K5
  • SKU: A984-001392K5
In Stock

Available options:

  • Free standard shipping

    *Orders placed before 3 PM EST Mon - Thur will ship the same day. Orders placed beyond these hours will be shipped the next business day. Exclusions apply. See shipping policy

  • Free Local Pickup

    Please call for store stock availability.

    Requests made before 2:30 PM EST can be available for next-day pickup. Learn more

Additional options:

Product highlights

  • Two 2-inch full-range drivers
  • Two passive radiators
  • Immersive 360-degree sound
  • Supports A2DP wireless audio profile
  • IP67 water and dustproof rating
  • Up to 20 hours battery life
  • Built-in hang loop for added convenience

Ultimate Ears MEGABOOM 3 Wireless Bluetooth Speaker (Lagoon Blue) with Knox Gear Case and Power Up Charging Dock

Knox Gear Hard Case for Ultimate Ears MEGABOOM 3 Portable Waterproof Bluetooth Speaker

The Knox Gear Hard Case is a sleek, water-resistant case perfect to hold your Ultimate Ears MEGABOOM 3 Portable Waterproof Bluetooth Speaker and accessories, such as a USB cable and charger. This travel-friendly hard case is rugged and easy to carry.

100% Safe

Hard quality EVA material is semi-waterproof, shockproof and durable to protect your speaker from impacts and splashes.

Perfect Fit

Knox Gear has specifically designed the case to fit your Ultimate Ears MEGABOOM 3 Portable Waterproof Bluetooth Speaker.

Lightweight and Small Size

This hard case for speakers is lightweight and compact to fit in your bag, backpack or luggage and convenient to take anywhere.

Convenient Design

The Knox Gear Speaker Case features a steady hand strap for portability. Its padded interior is perfectly designed for wall adapters and USB cables, featuring two separate accessory compartments protected by elastic straps. It also features a compartment for a charging dock. A smooth but strong zipper allows for easy opening and closing.


Case / Gig Bag Hard Shell Case
Interior Dimensions Not Available
Material EVA
Weight Not Available
Compatibility Ultimate Ears MEGABOOM 3
Carry/Transport Options Handle
Monopod/Tripod Holder No
Bags/Case Features Not Available
Padded No
Water-Resistant Yes
Operating Temperature Not Available


Customer Questions
No Questions


Returns are incredibly simple. Please log into your account, find your item you wish to return and follow the prompts to make a return. If you do not have an account, click here to find your order and make a return.
You will receive a full refund when you return an item in its original manufacturer’s packaging, undamaged and unmarked. If the item you are returning is priced at less than $35, you will be charged a 15% restocking fee. Please note you will not be refunded any shipping charges. 
You have 30 days to make a return. During the holiday season, from November 1 to December 31, we extend the return window to 60 days. 
If your order has been noticeably damaged in transit, we strongly recommend that you refuse delivery and notify us immediately. Claims for missing items or items damaged in transit must be made within 48 hours of delivery. If there is carrier damage, please contact [email protected] with your order number and a description of the damage. 
Oh no! Please contact our customer service team so we can resolve the issue immediately. You can call us on 1.800.221.0828, email us at [email protected], or send us a message here.  
We do not currently offer exchanges. Please return the item you purchased within 30 days and order what you’d like instead. 
If you ordered a kit, you must return all components and accessories to receive a full refund. 
If you ordered a product that included a free item, you must include the free item with your return. If not, your return will not be accepted and you will not receive a full refund. 
We currently only offer camera repairs at our Brooklyn store. The item must be dropped off and collected in person as we do not accept shipped items for repair. For more information, please call our Brooklyn store on 1.718.431.7900. 
Most items can be returned within 30 days for a full refund. Click here to read our full return policy. 

Shipping and Returns

Same Day Shipping

All orders placed by 4PM( EST), Monday through Thursday, and by 11AM (EST) on Friday, are shipped same day. Orders placed outside these times will ship the next business day. We do not ship internationally or to Puerto Rico, Guam and other US territories at this time. For more details click here.

Free Two-Day Shipping

We offer free expedited shipping on thousands of items within the continental USA (this does not include Alaska and Hawaii).

Flexible, Easy Returns

If you're not happy with your purchase for any reason, our flexible 30-day free return policy makes it easy to get a full refund. Click here to view our return policy.

Ratings and reviews


Ultimate Ears MEGABOOM 3 Wireless Bluetooth Speaker (Lagoon Blue) with Knox Gear Case and Power Up Charging Dock SKU: A984-001392K5

  • bvseo_sdk, p_sdk, 3.2.1
  • CLOUD, getReviews, 3.38ms
  • bvseo-msg: HTTP status code of 404 was returned; HTTP status code of 404 was returned;