Mercedes-Benz SLK-CLASS Operator's Manual page 4

Controls in detail
Audio system
Accepting a second incoming call
If you receive another call during an
already active call, you can accept the
second call and switch between the two.
Accepting a second call
Place new call by entering
telephone number manually.
i
You will be notified of the second call
acoustically, but you will not see this in
the display.
You are connected to the second
caller; the first caller is kept on hold.
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Switching between calls
Press s button.
This switches between the calls.
The non-active call is kept on hold.
Terminating a call
Press t button.
The current call is terminated. The
connection to the caller previously
kept on hold is also interrupted;
however, reconnection is indicated
by an acoustic signal.
Placing a second call
If you wish to place another call during an
already active call, you can place the
second call and switch between the callers
or combine them into one call. Note that
this feature is dependent on availability
from your mobile phone service provider.
Placing a second call
Place a new call by entering
telephone number manually.
Press s button.
You are connected to the second
caller; the first caller is kept on
hold.