Sennheiser CX Plus

ANC, 8 h, Wireless
Price in EUR including VAT
52Ratings
BrandMore from Sennheiser
Test reportsVery good based on 6 tests
Delivered between Fri, 11.4. and Tue, 15.4.
Only 1 item in stock at supplier
free shipping

Colour

Product details

The CX Plus True Wireless exceeds all sound expectations with noise cancelling, effortless smart controls, and a sleek design for maximum comfort. Independent use of earbuds: This practical feature allows for the use of the left and right earbuds individually or as a pair. The dynamic 7mm TrueResponse transducers, produced in Germany, deliver Sennheiser's signature sound quality. With a playback time of 8 hours and a total battery life of up to 24 hours via the charging case, the CX True Wireless provides an audio experience for the entire day and in any environment, thanks to passive noise isolation and an ergonomic design for a secure fit in the ear. Bass Boost: Enhanced bass can be activated with a special EQ preset through the Smart Control app.

Key specifications

Application range
Business, General, Travel
Equipment + Functions
Microphones, True Wireless
Headphone type
Bluetooth headphones, In Ear Headphones
Signal transmission
Wireless
Audio Connections
1 x USB-C
Noise cancelling
ANC
Isolation
Closed
Item number
16812826

General information

Manufacturer
Sennheiser
Category
Headphones
Manufacturer no.
509189
Release date
28.9.2021

Colour

Colour
White
Exact colour description
White

Application range

Operating system compatibility
Android, iOS
Application range
Business, General, Travel

Headphone properties

Output
Stereo
Noise cancelling
ANC
Equipment + Functions
Microphones, True Wireless
Signal transmission
Wireless

Headphone type

Headphone type
Bluetooth headphones, In Ear Headphones
Fit
In Ear
Isolation
Closed
Driver diameter
7 mm
Durability
Splashproof
Protection type (IP code)
IPX4
Converter principle
Dynamic
Membrane size
7 mm

Audio properties

Frequency range
10 - 21000 Hz
Sensitivity
107 dB
Max. noise level
106 dB

Connections

Audio Connections
1 x USB-C
Connections base/transmitter
USB-C

Bluetooth features

Bluetooth version
5.2
Bluetooth feature
AAC, aptX, SBC
Bluetooth profiles
A2DP, AVRCP, HFP
Max. range
100 m

Power supply

Power supply
Rechargeable battery operated

Battery properties

Battery type
Li-ion
Battery life
8 h
Capacity
420 mAh
Charging time
1.50 h
Charging input
USB-C

Voluntary climate contribution

CO₂-Emission
Climate contribution

Product dimensions

Weight
12 g

Package dimensions

Length
17 cm
Width
12 cm
Height
5 cm
Weight
192 g

14-day cancellation right
30-day right of return if unusedReturn policy
24 Months Statutory warrantyGuarantee provisions

Reviews & Ratings

Statutory warranty score

How often does a product of this brand in the «Headphones» category have a defect within the first 24 months?

Source: Galaxus
  • 86.Teufel
    4,9 %
  • 88.Technics
    5 %
  • 89.Sennheiser
    5,1 %
  • 89.Soundpeats
    5,1 %
  • 91.B&O
    5,3 %

Statutory warranty case duration

How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?

Source: Galaxus
  • 71.AKG
    11 days
  • 71.Technics
    11 days
  • 73.Sennheiser
    12 days
  • 74.Fairphone
    13 days
  • 74.Suunto
    13 days

Return rate

How often is a product of this brand in the «Headphones» category returned?

Source: Galaxus
  • 74.Defunc
    4,3 %
  • 76.Beyerdynamic
    4,4 %
  • 76.Sennheiser
    4,4 %
  • 78.Yamaha
    4,8 %
  • 79.Shure
    4,9 %
Source: Galaxus

Translation: machine translated
Overall ratingVery good90/100
Without ratingNo rating
Spiegel TestsTrue-Wireless-HeadsetsReleaseApril 2024

This is how they sound: The Plus version of the CX True Wireless not only looks similar to the cheaper version without the "Plus", but also sounds similar. However, I can hear a little more transparency and openness here. In combination with the pleasant wearing comfort, they are also suitable for longer listening sessions...

Very good82/100
Rank 2 out of 22Stiftung WarentestBluetooth-Kopfhörer im Test - Kopfhörer mit gutem Sound und AkkuReleaseMarch 2022

The Bluetooth headphone test provides results for 240 headphones with and without earpieces. Which ones sound strong, have good batteries and no harmful substances. New in Stiftung Warentest's headphone comparison: 26 current in-ear and boom headphones. Among them are models from Apple, JBL, Samsung and Sennheiser...

Very good95/100
PCgo Logo
Rank 2 out of 4PCgoHightech Stöpsel neuester BauartReleaseFebruary 2022
  • PositiveSennheiser-typical, wonderfully balanced sound
  • PositiveVery long endurance
  • PositiveGood and tight fit in the ear
  • PositiveSimple and clear operation
  • PositiveEffective passive attenuation and responsive ANC
  • Positivedecent telephony acoustics
    Very good90/100
    CHIP OnlineSingle testReleaseJanuary 2022
    • PositiveBeautiful sound with good treble
    • PositiveStable ear support
    • PositiveConfigurable touch control
    • PositiveHigh runtime
    • PositiveIPX4 and ear detection
    • NegativeDistant vocal presence
    Very good95/100
    PC Magazin Logo
    Rank 2 out of 4PC MagazinIn-Ear-Kopfhörer - Hightech-Stöpsel neuester BauartReleaseJanuary 2022
    • PositiveSennheiser-typical, wonderfully balanced sound
    • PositiveVery long endurance
    • PositiveGood and tight fit in the ear
    • PositiveSimple and clear operation
    • PositiveEffective passive attenuation and responsive ANC
    • Positivedecent telephony acoustics
      Very good90/100
      connect Logo
      Rank 2 out of 4connectHightech-StöpselReleaseDecember 2021
      • PositiveSennheiser-typical, wonderfully balanced sound
      • PositiveVery long endurance
      • PositiveGood and tight fit in the ear
      • PositiveSimple and clear operation
      • PositiveEffective passive attenuation and responsive ANC
      • Positivedecent telephony acoustics