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
- Using Amazon Alexa as voice assistant
- 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
Product overview
HD 450SE | 7
Overview of the LED display
During operation
During phone calls
Volume – button (volume down)
Volume + button (volume up)
3-way multi-function button for music and call functions
Voice assistant button
Ear pads
Speech microphones (2 pcs.) for phone calls
LED Meaning; the headphones
flashes blue 3x switch on
flashes blue 3x
are connected to a device via Blue-
tooth
flashes red/
blue
are in Bluetooth pairing mode
flashes red 3x
are not connected to a device via
Bluetooth or the connection has been
lost
flashes purple
3x
ANC is activated/deactivated
LED Meaning
flashes blue Incoming call
flashes red
Incoming call and the rechargeable
battery of the headphones is almost
empty
If the LED does not light up immediately during charging, clean
the charging socket and charge the headphones until the LED
lights up again (>
11).
3x
3x
3x
3x