USB-C fast charging

The USB-C charging method provides a fast and efficient connection, getting the headphones ready for use in no time. This not only makes charging easier, but also ensures broad compatibility.

Auto on/off function

The auto power on/off feature helps save battery life by automatically turning the headphones on or off when they are in the case.

Noise cancellation and 4 microphones in each earbud

Equipped with 4 microphones in each earpiece, Bose Quietcomfort Ultra headphones provide high-quality calls. Advanced noise cancellation technology ensures conversations are clear even in noisy environments.

Bluetooth connectivity

With a Bluetooth range of up to 9 meters and the latest version 5.3, they ensure a stable and high-quality connection. Users can enjoy a seamless wireless experience.

Technical specifications Bose Quietcomfort Ultra headphones Blue - Bluetooth headphones

• Brand: Bose
• Model: Quietcomfort Ultra headphones
• Sound:
  • Premium noise cancellation
  • CustomTune technology
  • 4 microphones per earpiece
• Wireless connection:
  • Bluetooth v5.3
  • Range: up to 9 meters
• Features:
  • IPX4 waterproof
  • Adaptable tips
  • Support straps
  • Call
  • Touch control
  • Bose Music app (Android and iOS)
• Battery:
  • Type: lithium-ion
  • Battery life: up to 6 hours (charging)/up to 24 hours (charging box)
  • Charging time: up to 1 hour (earphones)/up to 3 hours (charging box)
  • Fast charging: from 20 minutes to 2 hours
  • Charging method: USB Type-C
• Materials: plastic, gold-plated and silicone
• Dimensions:
  • Headphones: 1.72 x 3.05 x 2.24 cm
  • Charging case: 5.94 x 6.63 x 2.67 cm
• Weight:
  • Headphones: 6.24 grams (each headphone)
  • Charging case: 59.8 gr
• Color: blue

Same summary

Bose QuietComfort Ultra Earbuds are completely wireless in-ear headphones designed for users who spend a lot of time on the go, in busy environments or in open offices and who value reliable noise isolation and high-quality sound. The active noise cancellation system and four microphones ensure fewer distractions when listening and making calls, while allowing you to stay connected to the world around you when you turn on the necessary mode. Due to their compactness, water resistance and stable fit, these headphones are also suitable for sports and recreational activities; they are slightly less suitable for users who do not like wearing in-ear headphones for a long time or are looking for a solution for professional studio monitoring, where extremely low latency is important. The combination of Bluetooth 5.3 connection and personalized sound will satisfy both music lovers and those who frequently switch between devices.

Recommendation source: Enaa guides and team experiences.

User view

Users of these headphones typically appreciate the ability to take premium sound with them wherever they go – from their morning run, commuting to working in an open office or relaxing on the way home in the evening. The Bose QuietComfort Ultra Earbuds appeal to those looking for a discreet design, fast wireless connectivity and protection from sweat or rain. The practicality and comfort will especially appeal to those who value the ability to quickly switch between personal and work calls or set personal music preferences.

If you're not sure which type of headphones is best for you, check out our headphone guide for more tips on usage and fit.

Among users, Bose headphones are known for their reliability, sophisticated sound, and cutting-edge noise-cancelling technology, which creates a sense of trust and a thoughtful investment in quality everyday life.

Why buy at Enaa

The Enaa online store allows you to quickly choose from a proven range of brands, and additionally offers professional advice according to your usage pattern and support in choosing the right headphones. You can also find current tips and guides for the product on our site, which help you find the best solution for your lifestyle.

Answers to frequently asked questions

Are these headphones comfortable to wear for long periods of time?

Most users report a comfortable fit due to the compact and ergonomic design, but the feel also depends on your personal preference and the sensitivity of your ear canal. Testing different tips can help you find optimal comfort.

How does the noise cancellation function work on these headphones?

The headphones actively analyze the sounds in the environment and, using an improved algorithm and multiple microphones, reduce distracting noise, allowing for a better listening experience even in loud environments.

Are the headphones suitable for sports and running?

Yes, the IPX4 certification makes them resistant to sweat and light rain, which means they are suitable for moderate sports activities, running or use on the go.

Can I connect the headphones to multiple devices at the same time?

The model supports modern Bluetooth standards, so you can switch between devices fairly easily, but simultaneous audio is not possible on two devices at once.

What should I consider when looking for the ideal wireless headphones for me?

When choosing, it's important to consider the purpose (e.g. sports, work, travel) and your personal needs in terms of fit, sound, and features. For more tips, see our guide on how to choose headphones .

Description updated: May 2026