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Bose Ultra Open Earbuds Black

Product code: 143794
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Description

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Description

Introducing the Bose Ultra Open Earbuds. Their cuff-like design leaves your ears completely open, allowing you to hear the world around you while still enjoying rich, private sound with OpenAudio technology. Listen to your music and life simultaneously, continuously.

Features:

  • Open acoustic design;
  • Immersive audio;
  • Private listening;
  • All-day comfort;
  • Auto volume control;
  • Up to 7.5 hours of battery life (up to 4.5 hours with immersive audio);
  • Simple button controls;
  • IPX4 water resistance.

Hear Everything

No need to pause. Hear everything. The Bose Ultra Open Earbuds combine innovative design, incredible sound, and all-day comfort. The cuff-like attachment method leaves your ears completely open, allowing you to always hear the world around you.

Private Listening

You'll hear everything happening around you while indulging in rich, private sound. The open-ear design signals "I can still hear you", while OpenAudio technology delivers high-quality sound specifically for you that others won't hear.

Stable Fit and All-Day Comfort

The Bose Ultra Open Earbuds have a flexible, soft silicone grip that hugs the ear without closing off the ear canal, attaching to the ear much like a cuff. The earbuds will sit on the surface, so comfortable that you'll forget you're wearing them.

Stay with Music

The earbuds provide up to 7.5 hours of standalone playback (up to 4.5 hours with Immersive Audio), up to 48 hours of standby time, and up to 19.5 hours of battery life with the charging case.

Simple Control

Easy button controls make it very easy to switch between stereo mode and immersive sound mode for instant control of the listening process. Plus, the Auto Volume feature magically maintains your music at the right volume, ensuring clear sound even when ambient noise changes.

IPX4 Water Resistance

With an IPX4 water-resistant housing, the Bose Ultra Open Earbuds can withstand sweat drops or rain splashes.

Control Everything from the Bose Music App

Expand your personalization options with adjustable equalizer settings in the Bose Music app. Manage low, mid, and high frequencies on the go.

Bluetooth 5.3

Enhanced Bluetooth 5.3 ensures a reliable and uninterrupted connection within 9 meters from your device.

Perfect Playback with Other Bose Products

Immerse yourself in your favorite TV show without bothering anyone. With Bose SimpleSync technology, you can connect your earbuds to Bose smart soundbars and speakers for fully personalized TV viewing with independent volume control.

Package Includes:

  • Earbuds;
  • Charging case;
  • USB-C cable;
  • Documentation.
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Characteristics

Characteristics

Brand
In-Ear headphone type

Wired, wireless with neckband/wire, True Wireless.

Glossary of terms
true wireless
Headphone type

Over-Ear (cover the ear completely), on-ear (pressed against the ear), in-ear (inserted into the ear canal) or earbuds (inserted into the auricle, but not inserted into the ear canal).

Glossary of terms
wireless
The lowest frequency, Hz
20
The highest frequency, kHz

The upper limit of the frequencies reproduced by the device. The human ear hears the standard frequency range: 20 Hz – 20000 Hz.

Glossary of terms
20
Bluetooth version

Bluetooth is a short-range wireless technology that allows you to connect headphones or portable speakers, a stereo system or a soundbar to your smartphone or laptop. For a certain version to work, both devices must support it. The versions differ in data transfer speed, power consumption, securing data transfer, anti-interference ability and range of connection.

Glossary of terms
5.3
Codec support

To take advantage of a particular codec it must be supported by both devices

Glossary of terms
AAC, SBC
Touch control

Control by touches

Glossary of terms
yes
Internal microphone
yes
Charging connector
USB-C
Driver type

Most of the headphones are dynamic but there are electrostatic, isodynamic, etc.

Glossary of terms
dynamic

Dynamic drivers use a circuit with a fixed magnetic system, in the gap of which a movable sound coil connected to a diffuser is placed.

Словарь терминов
Type of acoustic design

Open (with no insulation) or closed (passive noise insulation) or semi-open (intermediate version). Open headphones sound more airy and provide a wide stage, closed ones provide noise isolation and amplify low frequencies.

Glossary of terms
open
Case included
yes
Color
Color shade
black
Connectors
USB-C
Earpads material

The material of earpads affects both your comfort and the sound. It can be leather, eco-leather, velour, fabric/microfiber and foam rubber.

Glossary of terms
plastic
IP rating

The international standard of dust and moisture protection. Indicated by an IPXX code, whereby the first X digit indicates the level of protection against solid objects, while the second X indicates the level of protection against water ingress

Glossary of terms
IPX4
Kind of headphones
in-ear

A type of headphones that are inserted into the ear canal and can provide both partial and complete noise isolation.

Словарь терминов
Material
plastic
Number of drivers

The number of drivers in each headphone. However, quantity does not equal quality. Driver coordination, their configuration, correct crossover, sound bores affects the sound

1
Playback time

The operating time of the device on a single charge.

7
Playback time with case, hours

The total number of playback hours provided by the charging case

20
Type of wireless headphones
True Wireless
Weight, g
57
Country of origin

The country of origin may differ from the declared one. Production facilities may be located in several states. All brand factories operate according to general standards, and finished products undergo appropriate control.

China
Service life, months
24
Warranty, months
12
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