Thumbnail of product CX True Wireless from brand Sennheiser
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Headphone Sennheiser CX True Wireless

The Sennheiser CX True Wireless earbuds are designed to provide an immersive and high-quality audio experience. With a frequency response of 5 to 21,000 Hz and a sensitivity of 110 dB, these earbuds ensure clear and powerful sound, ideal for listening to music or making calls.

Their in-ear design ensures optimal comfort, even during prolonged use. They also feature a built-in battery offering up to 27 hours of continuous audio playback, allowing you to enjoy your favorite tracks without interruption.

The Sennheiser CX True Wireless connect easily thanks to Bluetooth 5.2 technology, ensuring a stable and fast connection with your devices. Additionally, their charging case with USB Type-C connector allows for convenient and efficient recharging.

These earbuds are also moisture-resistant with an IPX4 rating, making them ideal for outdoor use or during sports activities. Weighing only 6 g per earbud, they are designed for comfortable wear every day.

In summary, the Sennheiser CX True Wireless earbuds are an excellent option for those seeking superior audio quality, lasting comfort, and convenient wireless connectivity.

8 10

Editorial note

The Sennheiser CX True Wireless earbuds stand out for their immersive audio quality, offering a frequency range of 5 to 21,000 Hz and a sensitivity of 110 dB. These features ensure a rich and clear listening experience, suitable for all music genres. Additionally, their in-ear design and lightweight of only 6 g per earbud provide optimal comfort, even during prolonged use. The impressive battery life of 27 hours of continuous audio playback allows for uninterrupted music enjoyment, while the charging case offers convenient recharging. However, the price of these earbuds can be relatively high compared to other options on the market, which may not suit all budgets. Furthermore, while wireless connectivity is convenient thanks to Bluetooth 5.2 technology, audio latency issues can sometimes occur, especially when watching videos. The charging case, although functional, may also be perceived as bulky by some users. Finally, the IPX4 moisture protection is useful for use during sports activities, but may not be sufficient in very humid environments. In summary, the Sennheiser CX True Wireless offer excellent audio performance and appreciable comfort, but their price and certain practical limitations may raise questions for users looking for good value for money.

Score details

User experience

The user experience is overall positive thanks to optimal comfort and intuitive use of the touch controls, although they can sometimes be less responsive.

Performance

The audio performance is remarkable with immersive quality and a wide frequency range. However, audio latency issues may occur when watching videos.

Battery life

The battery life is impressive with 27 hours of continuous audio playback, allowing for prolonged use without interruption.

Design

The design is modern and lightweight, with a weight of only 6 g per earbud, ensuring prolonged comfort, but the charging case may be considered bulky.

Value for money

The price is relatively high compared to other options on the market, which may not suit all budgets.

Robustness

The IPX4 moisture protection is useful for use during sports activities, but may not be sufficient for very humid environments.


Advantages

Rich and clear audio quality

Lightweight and in-ear comfort

27 hours of continuous battery life

Bluetooth 5.2 for stable connection

IPX4 water resistance

Disadvantages

High price compared to the competition.

Audio latency during videos.

Bulky charging case.

Touch controls sometimes unresponsive.

IPX4 protection insufficient for intense sports.

Technical Specifications CX True Wireless

General Information

Representation / realization

  • Product type
    Headset
  • Portable headset style
    Earphones
  • Recommended use
    Calls/Music
  • Type of headset
    Binaural
  • Product color
    White
  • International Protection Code (IP)
    IPX4
  • Country of origin
    China
  • Order type
    Touch
  • Indicators
    Yes

Packaging information

  • Package width
    130 mm
  • Package depth
    170 mm
  • Package height
    47 mm
  • Package weight
    200 g

Packaging contents

  • Quantity
    1
  • Charging case type
    With wire
  • Charging case
    Yes
  • Accessories included in the kit
    3 sizes of silicone tips
  • Cables included
    USB Type-A to USB Type-C
  • Type of connector of the charging case
    USB Type-C
  • Charging case
    Yes

Logistics data

  • Export Control Classification Number (ECCN)
    -

Headphones/Earphones

  • Ear coupling
    Intra-aural
  • Headphone frequency
    5 - 21000 Hz
  • Reading unit
    7 mm
  • Headset sensitivity
    110 dB
  • DHT, total harmonic distortion
    0.08 %

Microphone

  • Microphone type
    Integrated
  • Microphone frequency
    100 - 10000 Hz

Battery

  • Battery type
    Built-in battery
  • Streaming audio playback
    27 h
  • Battery technology
    Lithium
  • Battery capacity of the left earbud
    72 mAh
  • Battery capacity of the left earbud
    72 mAh
  • Battery capacity (charging case)
    420 mAh

Connectivity

  • Connectivity technology
    Wireless
  • USB Connectivity
    Yes
  • USB Connectivity
    Yes
  • Bluetooth model
    5.2
  • Bluetooth Profiles
    A2DP, AVRCP, HFP

Supplier Features

  • Recommended genre
    Boy/Girl
  • Battery life
    1620 min

Environmental conditions

  • Operating temperature
    0 - 40 °C
  • Temperature out of operation
    -25 - 70 °C

Weight and dimensions

  • Weight of the right earphone
    6 g
  • Weight of the right earphone
    6 g
  • Charging case
    37 g

Technical details

  • Automated Commodity Classification Tracking System (CCATS)
    8517629400

Frequently Asked Questions

At what level does the volume become excessive?
A volume of 80 decibels can be harmful to hearing. If the sound exceeds 120 decibels, damage can occur immediately. The risk of hearing damage depends on the frequency and duration of listening.
Is it possible to make hands-free calls with my headphones?
Recent headphones generally come equipped with a built-in microphone that allows for making calls.
What is noise cancellation?
Noise cancellation reduces surrounding sounds.
What is Bluetooth?
Bluetooth allows for wireless data transfer between electronic devices via radio waves. The range of this connection can reach up to ten meters in most cases.
How do I pair my Sennheiser CX True Wireless headphones with a device?
To connect the headphones, make sure they are turned on, then go to your device's Bluetooth settings and select 'Sennheiser CX True Wireless' to establish the connection.
How do I control playback and volume with the Sennheiser CX True Wireless headphones?
Use the touch controls on the outer surface of the headphones. Tap once to play or pause music, twice to skip to the next track, and three times to go back to the previous track. To adjust the volume, swipe your finger up or down on the touch area.
What is the method for charging the Sennheiser CX True Wireless headphones?
Connect the provided USB-C charging cable to the charging port at the bottom of the case. Plug the other end into a power source, such as a computer or USB wall adapter. A steady LED light will turn on during charging and will turn off once the headphones are fully charged.
Can I use only one earbud at a time?
Yes, the Sennheiser CX True Wireless headphones can be used individually. Simply remove the desired earbud from the charging case for it to automatically enter pairing mode. You have the option to use either the left or right earbud.
How do I reset the headphones to factory settings?
If you encounter issues or want to start fresh, place both earbuds in their case and close the lid. Press and hold the button on the front of the case for about 15 seconds until the LED indicators flash red and white. The earbuds will then be reset and ready to be paired again.
Is the Sennheiser CX True Wireless a binaural headset?
Yes, the Sennheiser CX True Wireless is a binaural headset, meaning it consists of two earbuds, providing a more immersive audio experience.
Is the Sennheiser CX True Wireless rated IPX4?
Yes, the Sennheiser CX True Wireless has an IPX4 rating, meaning it is splash-resistant and sweat-resistant, making it ideal for workouts or outdoor activities.
What is the height of the Sennheiser CX True Wireless packaging?
The packaging of the Sennheiser CX True Wireless measures 47 mm in height, making it easily portable and convenient to store when not in use.
Does the Sennheiser CX True Wireless come with a quick start guide?
Yes, the Sennheiser CX True Wireless comes with a quick start guide, providing clear instructions for setup and optimal use of the headphones.
What is the continuous playback time of the Sennheiser CX True Wireless headphones?
The Sennheiser CX True Wireless headphones offer a continuous audio playback time of 27 hours, which is an excellent figure compared to other similar products, allowing for prolonged use without frequent recharging.
Is the manual for the Sennheiser CX True Wireless available in French?
Yes, the manual for the Sennheiser CX True Wireless is available in French.

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Presentation of product CX True Wireless specifications from brand Sennheiser

General Information

The Sennheiser CX True Wireless earbuds, from the renowned Sennheiser brand, are synonymous with quality and innovation in the audio sector. The CX True Wireless | 508974 model ensures exceptional performance and an enhanced sound experience. To guarantee precise identification, the product's EAN code is 0615104355057 and 4044155256611.

Product Features

Designed to provide an immersive audio experience, the Sennheiser CX True Wireless are binaural earbuds that stand out for their optimal comfort. Ideal for calls and music listening, they integrate perfectly with use on a computer or laptop. Their modern white finish adds a touch of elegance, while their IPX4 protection rating ensures splash resistance, making them easy to use during outdoor or sports activities. The touch control system allows for intuitive interaction with the earbuds, and indicator lights show their operational status.

Dimensions and Packaging

The package containing the Sennheiser CX True Wireless measures 130 mm in width, 170 mm in depth, and 47 mm in height, with a total weight of 200 g, ensuring efficient transport and storage.

Package Contents

Inside the packaging, you will find a single pair of Sennheiser CX True Wireless earbuds. They come with a wired charging case for convenient recharging, a quick start guide, three sizes of silicone ear tips for a personalized fit, and a power cable with a USB Type-C connector for fast charging.

Logistics Data

The product complies with export standards, although there is no specified export control classification number (ECCN).

Audio Performance

The Sennheiser CX True Wireless earbuds feature an in-ear coupling, allowing for high-quality sound immersion. With a frequency range of 5 to 21,000 Hz and a sensitivity of 110 dB, they provide clear and rich sound reproduction. The 7 mm driver unit ensures optimal audio quality, while total harmonic distortion is limited to 0.08%, guaranteeing a faithful listening experience.

Integrated Microphone

Equipped with an integrated microphone, these earbuds allow for quality recordings and clear conversations. The microphone's operating frequency ranges from 100 to 10,000 Hz, ensuring satisfactory sound quality for all communications.

Battery and Autonomy

The Sennheiser CX True Wireless are equipped with a built-in battery ensuring long-lasting performance. With a continuous playback time of 27 hours, they allow you to enjoy your music without interruption. The earbuds' batteries have a capacity of 72 mAh, while the charging case has a capacity of 420 mAh for quick and efficient recharges.

Connectivity

These earbuds use wireless connectivity, making them easy to use without constraints. Bluetooth 5.2 technology ensures a fast and stable connection with various devices. Additionally, they support multiple Bluetooth profiles (A2DP, AVRCP, HFP) for optimal compatibility.

Environmental Conditions

Designed to operate within a temperature range of 0 to 40 °C, the Sennheiser CX True Wireless can also withstand extreme temperatures ranging from -25 to 70 °C when not in operation.

Weight and Dimensions

Each earbud weighs only 6 g, providing optimal comfort during long listening sessions. The weight of the charging case is 37 g, making it practical to carry on a daily basis.

Technical Details

The automated commodity tracking system (CCATS) for this product is listed under the number 8517629400, facilitating logistics management.