Quick Guide
HD 450BT
SEBT4
Instruction manuals and product support
Use the app to configure the headphones and additional functions.
Smart Control
> Download the free Sennheiser Smart Control app.
Package includes
Charging the headphones
Switching the headphones on/off
Activating/deactivating the voice assistant
Active Noise Cancellation ANC ON/OFF
Using the active noise cancellation ANC
Pairing and connecting to a Bluetooth device
Emparelhar e ligar a um dispositivo Bluetooth
Using the audio cable (flight mode)
Folding and storing
Music functions
*Call functions
*Call functions
Adjusting the volume
Adjusting the volume
*Refer to the user manual for the complete functions list.
www.sennheiser.com Smart Control
www.sennheiser.com/download
www.sennheiser.com/smartcontrol
Apple, the Apple logo, and Siri are trademarks of Apple Inc., registered in the U.S. and other countries. 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.
Sennheiser electronic GmbH & Co. KG
Am Labor 1, 30900 Wedemark, Germany
www.sennheiser.com, Publ. 10/19,
587116/A02, 770-00236
