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Multimedia & PhonesSpeakersBluetooth® Speakers

Ultimate Ears Wonderboom 4 Bluetooth speaker portable Grey, Yellow

Grey, portable speaker with a yellow cross motif on the front and blue carrying handle on top.
Portable Bluetooth speaker with a grey casing and yellow carrying handle, suitable for wireless music listening.
Grey portable speaker with a yellow handle and blue 'Ultimate Ears' band, showing a round shape with a mesh pattern.
A portable Bluetooth speaker in cylindrical form with a grey fabric cover and yellow volume buttons on the top surface.
Grey, round Bluetooth speaker viewed from above, with a blue ribbon featuring the text 'ULTIMATE EARS'.
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Highlights & Details

Ultimate Ears Wonderboom 4 Bluetooth speaker

  • Portable stereo speaker cylinder gray, yellow
  • Wireless Bluetooth
  • Built-in Battery Lithium-Ion (Li-Ion) 14 h
  • This text is machine translated.
  • Symbol of a charger with a diagonal line prohibiting use or carrying. Black background.
  • Pictogram related to the included PSU: 5 W - 7.5 W

Technical specifications

  • USB-plug USB type-C
  • Product type: Portable stereo speakers
  • Product color: Grey, yellow
  • Recommended use: Universal
  • Battery technology: Lithium-ion (Li-ion)
Product type

Bluetooth speaker

Mobile speaker features

portable

Interfaces (input)

USB C®

Transfer type

Wireless

Bluetooth®

Dim

(W x H x D) 95.3 x 104 x 95.3 mm

40 m

Factory colour

Grey

Yellow

Power supply (LOV)

rechargeable

Power supply

Li-ion rechargeable battery (built-in)

Weight

420 g

Width

95.3 mm

Height

104 mm

Depth

95.3 mm

Wireless charging

No

Charging capacity (min.)

5 W

Charging capacity (max.)

7.5 W

Bluetooth

Yes

Charging method (Power Delivery)

w/o USB Power Delivery

Operating time (max.)

14 h

Wi-Fi

No

UKCA

yes

Hook

yes

Number of speakers

1

USB connectivity

yes

3.5 mm connector

no

USB charging port

yes

Number of passive radiators

2

Quick start guide

yes

AUX in

no

Passive radiator size (W x D)

46,1 x 65,2 mm

On/off switch

yes

Sound pressure level (max)

87 dB

Number of drivers

4

Documents & Downloads

User & Safety Instructions

User & Safety Instructions 3412788 Ultimate Ears Wonderboom 4 Bluetooth speaker portable Grey, Yellow