Ultimate Ears Wonderboom 4 Portable Bluetooth Speaker

Ultraportable Bluetooth^® speaker with that notoriously bigger sound that’s extra-crispy and fully loaded with big bass. Blast it indoors and out. Now with Podcast Mode, specially tuned for crisp, clear vocals.

Surprisingly Bigger 360-Degree Sound:

The WONDERBOOM 4 portable waterproof Bluetooth speaker features bigger 360-degree sound in a petite package; boosted sound for up to 14 hours of playtime

Outdoor Boost and 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

14 Hours of Boom:

With a battery that lasts throughout the day, this waterproof portable speaker booms on with up to 14 hours of playtime, so you can soak up every moment

Waterproof, Dustproof, and Floatable:

IP67-rated this Bluetooth waterproof speaker can be submerged in 1m of water for up to 30 min; protected from dust; ideal for the pool, beach, or shower

Double Up for Stereo:

Pair up two WONDERBOOM 4 portable Bluetooth speakers for even bigger sound; press once to double up; press again for true stereo from both speakers, with left and right channels

Durable Wireless Speaker With Range:

Up to 40 metres of range so you’re free to roam; plus it’s dirt-resistant and drop-proof^{1 Refer to legal disclaimers} with a handy loop so you can take it with you

Legal disclaimer

1. Drop-tested from 1.5m

• 360 sound
• Maximum sound level: 86 dBC (normal) and 87dBC (outdoor)
• Drivers: two 40 mm active drivers and two 46.1 mm x 65.2 mm passive radiators
• Rechargeable lithium-ion battery for up to 14 hours of battery life between USB-C charges. Actual battery life will vary with use, settings and environmental conditions.
• Charge time: 2.6h (with BC1.2 Compliant Adapter)
• Water and Dustproof IP67 : can be immersed in water up to 1m for up to 30 min
• Up to 40 metre (131 ft) range
• Connect up to two source devices at the same time.
• Wirelessly play (stream) to 2 WONDERBOOM 4 from one source
• Height (104 mm), diameter (95.3 mm), weight (420 g) (speaker only)
• Pair 2 WONDERBOOM 4 speakers to party louder or for true wireless stereo sound
• System Requirements: For audio playback: smartphones, tablets and other devices that support Bluetooth® [Advanced Audio Distribution Profile (A2DP)]
• Dimensions: 104 mm (H), 95.3 mm (DIA), Weight 420g (speaker only)

• ULTIMATE EARS WONDERBOOM 4
• Bungee (attached to product)
• USB Cable
• Quick Start Guide (printed inside the box)