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CX 150BT Black


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The CX 150BT wireless headset provides the perfect balance of audio quality, comfort and durability. Thanks to a sleek design, clear detailed sound with excellent noise isolation, comfortable fit (with four interchangeable ear tips supplied), and a 10-hour battery life, the CX 150BT is the perfect companion for everyday use.


  • The CX 150BT wireless headset provides the ideal balance of audio quality, comfort and durability. Portable and robust, the CX 150BT is supplied with four different sizes of ear tips to ensure the perfect fit and excellent noise isolation.
  • Connecting to mobile devices is fast and reliable thanks to the latest Bluetooth 5.0 technology and multi-connectivity that allows pairing with two devices simultaneously.
  • Operation is made simple via a three-button remote, while general information such as the user manual or the quick guide are provided by the Sennheiser Smart Control App.
  • The 10-hour battery life and fast USB-C charging makes the CX 150BT the ideal everyday companion.


  • Advanced wireless Bluetooth 5.0 technology with seamless connectivity

  • Superior audio with AAC and SBC codec support

  • 10-hours of battery life

  • Designed for comfort with four interchangeable ear tip sizes included for optimal fit and sound isolation

  • Call and music management via three-button remote

  • Effortless multi-connection pairing for two devices

  • 2-year warranty

Technical Data


MEMS, omnidirectional

Sound pressure level (SPL)

112 dB (1 kHz/0 dB FS)

THD, total harmonic distortion

0.5 % (1 kHz, 100 dB SPL)

Transducer principle



12 g

USB Standard

Type C

Battery time

10 h, SBC

Supported Profiles


Bluetooth Version


Codecs  SBC, AAC


Ear coupling


Ear pad material

Biocompatible Silicone

Frequency response

17 - 20.000 Hz (- 10 dB)


28 Ω


What's in the box?

  • CX 150BT earphones
  • Ear adapter set (XS/S/M/L)
  • USB-C charging cable
  • Quick Guide
  • Safety Guide

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