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Cylindrical Lagoon Blue speaker wrapped in two-tone fabric, Magic Button on top, Micro-USB port visible

Ultimate Ears

Ultimate Ears 984-001350 portable speaker Lagoon Blue

SKU CH-W7JY-3PB5T MPN 984-001350

A rugged portable speaker delivering 360-degree sound with 15-hour battery life, IP67 waterproofing, and a Magic Button for direct track control

  • ColorBlue
  • SpecificationSelect the best Sound for different occasions with 4 differe
  • CompatibilityFor Audio Playback: Smartphones, tablets and other devices t
  • Operating RangePair up to 8 Bluetooth enabled source devices - Connect up t
  • Woofer SizeDrivers: Two 2" drivers and two 2" x 4" Passive Radiators.
  • FeaturesLoud and True BOOM 3 packs a sonic punch for its size. Featu
  • 360-degree sound from two 2-inch drivers and passive radiators
  • 15-hour battery life keeps music playing all day
  • IP67 rating survives full submersion for 30 minutes
  • Magic Button controls playback without reaching for your phone
  • Floats in water so it won't sink at the pool

What the speaker is and who it serves

The Ultimate Ears Boom 3 is a portable Bluetooth speaker finished in Lagoon Blue. It delivers 360-degree sound through two 2-inch drivers and two 2-inch by 4-inch passive radiators, reaching a maximum level of 90 dBA. A rechargeable lithium-ion battery provides up to 15 hours of playback per charge via Micro USB. The IP67 rating means it is dustproof, waterproof to a depth allowing 30-minute submersion, and it floats.

Who it suits and who should look elsewhere

Buyers wanting a rugged, grab-and-go speaker for outdoor use will value the tough fabric, drop-test certification, and the Magic Button for on-device playback control. The ability to pair eight devices and connect two simultaneously helps groups share music. Users who need a wired auxiliary input, USB-C charging, speakerphone functionality, or a longer battery runtime should consider other options.

The specification that decides fit

The IP67 waterproof and dustproof rating combined with a floating design is the defining feature. If the speaker must survive immersion in water, sand, or mud — poolside, beach, or job-site conditions — this unit meets that requirement. If full submersion protection is unnecessary, a non-rugged model may offer different connectivity or charging features at a similar size.

Highlights

  • 360-degree sound from two 2-inch drivers and passive radiators
  • 15-hour battery life keeps music playing all day
  • IP67 rating survives full submersion for 30 minutes
  • Magic Button controls playback without reaching for your phone
  • Floats in water so it won't sink at the pool

Specifications

BrandUltimate Ears
Model984-001350
ColorBlue
SpecificationSelect the best Sound for different occasions with 4 different presets and a customized tuner.
Rechargeable Lithium-Ion Battery for up to 15 hours of battery life between Micro USB charges.
Maximum Sound Level: 90dBA.
Frequency Range: 90Hz - 20kHz.
CompatibilityFor Audio Playback: Smartphones, tablets and other devices that support Bluetooth and Bluetooth Smart wireless audio profile [Advanced Audio Distribution Profile (A2DP)]. For Phone Calls: Phones that support Bluetooth Hands-Free Profile (HFP1.5)
Operating RangePair up to 8 Bluetooth enabled source devices - Connect up to two source devices at the same time. Mobile range of play is up to 45m (150 ft.).
Woofer SizeDrivers: Two 2" drivers and two 2" x 4" Passive Radiators.
FeaturesLoud and True
BOOM 3 packs a sonic punch for its size. Featuring Ultimate Ears unique audio processing, it produces clear and balanced audio faithful to the music you love, and at every volume level.
Spatial 360 Degree Sound
In BOOM 3 we've perfected the iconic cylindrical design we pioneered to deliver immersive, stereophonic audio that radiates evenly in all directions.
Deep Accurate Bass
Unlike most portable speakers, BOOM 3 gives your music a deep, rich bass texture that's true to your music. Without exaggeration or distortion.
Virtually Indestructible
BOOM 3 is purpose built to
Dimensions7.20" x 2.80" (H x Dia.)
Shipping weight0.82 kg
Package size183 × 74 × 74 mm

Questions about this item

What Bluetooth range does the Boom 3 984-001350 deliver in open space?

The speaker maintains a wireless connection up to 45 metres (150 ft) from the paired source device.

What are the exact dimensions and weight so I can check if it fits my bag or mount?

It measures 7.24 inches tall by 2.80 inches in diameter and weighs approximately 608 grams.

How do I charge the Boom 3 and which port do I use?

Connect the supplied Micro-USB cable to the speaker's Micro-USB port; a full charge provides up to 15 hours of playback.

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