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Sennheiser CX300S In-Ear Headphones - Black329/4868

Rating 4.296296296296297 out of 5
Read reviews (27)
Sennheiser CX300S In-Ear Headphones - Black
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  • £39.99

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About this product

Boost your sound with Sennheiser's CX 300S earphones which offer amazingly detailed sound reproduction and enhanced bass response thanks to Sennheisers transducer technology. The in-ear design reduces ambient noise to a minimum, and the included set of ear-adapters guarantees an individualized fit with four sizes (XS, S, M, L) to choose from. A Smart remote enables you to pause music and take calls across all devices.

Boost your sound with Sennheiser's CX 300S earphones which offer amazingly detailed sound reproduction and enhanced bass response thanks to Sennheisers transducer technology.

The in-ear design reduces ambient noise to a minimum, and the included set of ear-adapters guarantees an individualized fit with four sizes (XS, S, M, L) to choose from.

A Smart remote enables you to pause music and take calls across all devices.

Headphone Features

  • Silicone ear pieces.
  • 1.2m cord length.
  • Y-type cord.
  • Connection: wired.
  • With a 3.5mm jack connection.
  • 3.5mm jack .
  • 10mm driver.
  • In-line with microphone for calls and track control controls.
  • Passive noise cancellation.
  • Carry case.
  • Compatible with universal smartphones.
  • (not included).
  • In the box: CX 300S Earphones, 4 Ear adapter Sizes (XS/S/M/L), Transport pouch.

General Information

  • Model number: 508593.
  • Manufacturer's 2 year guarantee.
  • EAN: 4044155245066.
  • Warning - Not suitable for children under the age of 3 years due to small parts and entanglement hazard.

The small print

*Prices correct as displayed but are subject to change.


The customer and brand answers you’ll see above are submitted independently. As we don’t review these answers, we can’t take responsibility for anything they may say. The responses from Argos colleagues are accurate at the time of publishing. For the latest info, you should check the product page.


This product comes with a minimum one year manufacturer’s guarantee, unless otherwise stated in the specification above.