Using The Voice Command - Samsung HF4000 User Manual

Turning the driving mode on or off
In Pairing mode, press and hold the voice button for 4 seconds.
You can also use the voice command "Driving Mode Setting."
When the driving mode is on, you will hear "Driving mode is on."

Using the voice command

You can control your hands-free car kit using your voice. Your hands-free car kit
can recognize only English commands.
1 Press the Voice button to activate the voice command
To use the voice command feature, ensure that the voice prompt is on.
2 Wait for the hands-free car kit ask you to "Say a command."
If you don't say any command for 5 seconds, you will hear, "Cancelled." To
reactivate the voice command, press the Voice button.
3 Say one of the following commands loudly and clearly.
Command
"Driving Mode Setting" Check the status of Driving mode, and ask to
change on or off. Say "Yes" or "No" to
Action