Sennheiser CX 6.00BT Instruction Manual page 25

Making calls on the headphones
Muting/unmuting a call
Quickly press the multifunction button twice while on a call.
X
Press Function
2x
2x
Transferring a call to/from the headphones
When a call has been established, you can transfer the call between the
headphones and the smartphone.
Press and hold the multifunction for a second.
X
Press Function
1s
1s
Redialing
You can use this function when the headphones are not actively playing
music or are used for making calls.
Press the multifunction button twice.
X
Press Function
2x
1x
Mutes the call
Unmutes the call
Transfers a call from the headphones to
the smartphone
Transfers a call from the smartphone to
the headphones
Redials the last number
called
Cancels redialing
Voice prompt
"redialing"
"call ended"
CX 6.00BT | 23