Use the app to configure the headphones and additional functions.

  • Sound Presets
  • Language settings
  • Call Enhancement
  • Smart Pause
  • Firmware updates

▷ Download the free Sennheiser Smart Control app.

▷ Download the free Amazon Alexa app.▷ Open the app and add the “PXC 550-II“ to “Devices“.▷ Smart Control app: activate “Alexa” in the headphone settings.


Package includes


Charging the headphones

Instruction manuals and product support


Use of the Made for Apple badge means that an accessory has been designed to connect specifically to the Apple product(s) identified in the badge, and has been certified by the developer to meet Apple performance standards. Apple is not responsible for the operation of this device or its compliance with safety and regulatory standards. Apple, the Apple logo, iPad, iPhone and Siri are trademarks of Apple Inc., registered in the U.S. and other countries. The trademark “iPhone” is used in Japan with a license from Aiphone K.K. App Store is a service mark of Apple Inc. Android and Google play are registered trademarks of Google Inc. The Bluetooth® word mark and logos are registered trademarks owned by Bluetooth SIG, Inc. and any use of such marks by Sennheiser electronic GmbH & Co. KG is under license. Amazon, Alexa and all related logos are trademarks of, Inc. or its affiliates. The aptX mark and the aptX logo are trademarks of CSR plc or one of its group companies and may be registered in one or more jurisdictions. Sennheiser is a registered trade mark of Sennheiser electronic GmbH & Co. KG. Other product and company names mentioned in the user documentation may be the trademarks or registered trademarks of their respective holders.Sennheiser electronic GmbH & Co. KGAm Labor 1, 30900 Wedemark,, Publ. 09/20, 584483/A03, 770-00213

Switching the headphones on/off

Bluetooth switch, ANC switch, voice assistant button

Active Noise Cancellation ANC ON/OFF

Using the active noise cancellation ANC

Pairing and connecting to a Bluetooth device

Pairing and connecting to a Bluetooth device

Folding and storing

Transparent Hearing ON/OFF


*Music functions

*Call functions

Adjusting the volume

*Refer to the user manual for the complete functions list.

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