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Sennheiser CX1.00 In Ear Isolating Earphones - Black

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  • Powerful sound with deep bass

  • Small and lightweight design for excellent comfort

  • Four different sized eartips for effective noise isolation

  • 2-year warranty

Sennheiser CX1.00 In Ear Isolating Earphones - Black

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Sennheiser CX1.00

Embracing Sennheiser’s audio expertise in a small package packed full of punch, the CX1.00 isolating earphones offer a powerful sound experience with deep bass and well distributed sound image. Special acoustic driver technologies allows for a lightweight, ultra-small design that offers a great fit with incredible performance.

Careful tuning of the high frequencies for a smooth, accurate reproduction with powerful yet discrete bass that still maintain great clarity in the midrange. Sennheiser CX1.00 feature an ultra small design that guarantees excellent comfort while the included set of eartips in four different sizes ensures effective noise isolation that will really let you feel the beat.

Powerful sound in an ultra-small design.

Sennheiser CX1.00

Sennheiser Sound
Carefully tuned high frequencies offer a smooth and accurate sound reproduction with clear mids and powerful, but discreet bass response.

Ultra Small Design
Packed full of impressive technologies in a small-scale design, the CX1.00 offers a light-weight construction and outstanding fit with utmost comfort levels.

Isolation for All
Included in the package of the CX1.00 are four different sizes of silicone eartips to ensure every ear size can benefit from superior isolation and perfect fit.



  • Wearing style: Intraaural (in the ear)
  • Driver: Dynamic
  • Impedance: 28Ω
  • Frequency response: 17Hz - 20kHz
  • Sound pressure level (SPL): 119dB
  • THD, total harmonic distortion: <0.5%
  • Jack plug: 3.5mm Angled
  • Cable length: 1.2m
  • Weight: 10g



  • Powerful sound with deep bass
  • Ultra small design for excellent comfort
  • Four different sized eartips for effective noise blocking
  • 2 year Sennheiser warranty



  • Sennheiser CX1.00 Earphones in Black
  • 4 pairs silicone eartips (XS/S/M/L)

Sennheiser CX1.00

Brand Sennheiser
Product Type Earphones
Colour Black
Feature Keyword Comfortable, Ear Canal, In Ear, Lightweight, Noise Isolation
Recommended Use Digital audio player, Portable audio system
Manufacturer Warranty 2 Years
Included Accessories 4 pairs silicone eartips (XS/S/M/L)
Part Number 506083
GTIN 615104259737
Headphone Fit Type In-Ear
Headphones Type Headphones - binaural
Cable Entry No
Cable Length 1.2m
Connector Angle Angled
Connector Type Headphones (3.5 mm stereo jack)
Detachable Cable No
Driver Size No
Driver Type Dynamic
Connectivity Technology Wired
Earcup Design No
Frequency Response 17Hz - 20kHz
Headphones Form Factor In-Ear
Headphones Technology Dynamic
Impedance 28Ω
Number of Drivers No
Sensitivity 119dB
Sound Isolation (dB) No
Sound Output Mode Stereo
Smartphone Compatibility No
Smartphone Controls No
Total Harmonic Distortion (THD) <0.5%
Wireless Technology No

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