Sennheiser CX 400-II Precision

No noise cancellation, Cable
59Ratings
BrandMore from Sennheiser
Delivered between 2.1.2026 and 3.1.2026
More than 10 items ordered
Free shipping starting at 50.–

Product details

With excellent and class-leading musical detail resolution and accurate dynamics, the CX 400-II Precision Black ear canalphones are perfect for music enthusiasts looking to improve the sound quality of their portable audio devices.

Extended ear adapter set (S/M/L), cable winder, cable clip, carrying bag.

Key specifications

Signal transmission
Cable
Application range
General
Equipment + Functions
Volume control
Noise cancelling
No noise cancellation
Audio Connections
Jack 3.5mm (1x)
Headphone type
In Ear Headphones
Documents
Review.pdf
Item number
221335

General information

Manufacturer
Sennheiser
Category
Headphones
Manufacturer no.
Sennheiser CX 400 II schwarz
Release date
26.2.2009
Sales rank in Category Headphones
401 of 7897

Colour

Colour
Black
Exact colour description
Black

Application range

Application range
General

Headphone properties

Output
Stereo
Noise cancelling
No noise cancellation
Equipment + Functions
Volume control
Music control
no smartphone remote control
Signal transmission
Cable

Headphone type

Headphone type
In Ear Headphones
Fit
In Ear
Converter principle
Dynamic
Magnet type
Neodymium

Audio properties

Frequency range
17 - 22000 Hz
Sensitivity
114 dB
Max. noise level
114 dB
Impedance
16 Ω

Connections

Audio Connections
Jack 3.5mm (1x)
Connections base/transmitter
3.5mm

Audio cable properties

Headphone cable length
1.2m

Power supply

Power supply
None

Origin

Country of origin
China

Voluntary climate contribution

CO₂-Emission
Climate contribution

Scope of delivery

Scope of delivery
earplugs

Product dimensions

Weight
4 g

Package dimensions

Length
21.50 cm
Width
9.60 cm
Height
5.50 cm
Weight
102 g

30-day right of return
24 Months Warranty (Bring-in)
1 additional offer

Compare products

Goes with

Reviews & Ratings

Warranty score

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

Source: Digitec Galaxus
  • 84.B&O Audio
    3.7 %
  • 84.QCY
    3.7 %
  • 84.Sennheiser
    3.7 %
  • 87.Creative
    3.8 %
  • 87.Fresh'N Rebel
    3.8 %

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: Digitec Galaxus
  • 77.Hifiman
    6 days
  • 79.Edifier
    7 days
  • 80.Sennheiser
    8 days
  • 81.Suunto
    9 days
  • 82.Shokz
    11 days

Return rate

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

Source: Digitec Galaxus
  • 90.Google
    4.1 %
  • 90.Jabra
    4.1 %
  • 90.Sennheiser
    4.1 %
  • 94.Behringer
    4.2 %
  • 94.FiiO
    4.2 %
Source: Digitec Galaxus