Conference call

If you are already talking and you want to begin a conference call, proceed as follows:

1) during the call press the key.(By cycling the key again you return to the original call.

2) smoothly enter the number of the other party including the trunk, eventually international code. A call to the third party ensues, while the original party waits. You can switch between the talking and waiting party by alternating pushing of the and keys

3) the conference call starts with your pushing the and the keys

4) you may end the conference and return to original caller by pushing sequential and

5) the disconnected party is on hold. His call is terminated by sequential pushing of and keys.