Instruction manual
Table Of Contents
- Important safety instructions
- Package contents
- Product overview
- Getting started
- Using the headphones
- Information on the rechargeable battery and the charging process
- Charging the headphones' rechargeable battery
- Connecting the headphones to a Bluetooth device
- Information on the Bluetooth wireless connection
- Pairing the headphones with a Bluetooth device
- Disconnecting the headphones from a Bluetooth device
- Installing the Smart Control app
- Switching the headphones on
- Switching the headphones off
- Putting the headphones on and adjusting the headband
- Retrieving information on the battery charge status
- Adjusting the volume
- Information on active noise cancellation ANC
- Activating/deactivating the active noise cancellation ANC
- Listening to music using the headphones
- Controlling music playback
- Making phone calls using the headphones
- Using the voice assistant/voice dialing
- Adjusting sound effects/the equalizer
- Using the audio cable/activating flight mode
- Connecting the headphones using the audio cable
- Storing and transporting the headphones
- Care and maintenance
- FAQ/If a problem occurs ...
- Specifications
- Manufacturer Declarations
FAQ/If a problem occurs ...
HD 450BT | 31
Deleting the Bluetooth pairing list of the headphones
Make sure that no audio cable is connected to the headphones and
that Bluetooth is activated (>
26).
1. Switch off the headphones (press and hold the on/off button for
2 seconds) and then start pairing mode (press and hold the on/off
button for 4 seconds) (>
17 and 14).
2. Simultaneously press and hold the on/off button and the 3-way
multi-function button for 3 seconds.
The LED flashes purple 3x. The Bluetooth pairing list is deleted.
The headphones then stay in Bluetooth pairing mode.
1 2
OFF
2s
Hold
4s
Hold
ON
3s
Hold
ON
“Pairing“