Sony COM-1 - Manual (Page 26)

COM-1.US.2-668-392-12(1)
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Select a user you want to add to your Ad Hoc Contact List. A message is sent
to the selected user, asking for permission to add the user to your Contact List.
If the user agrees to be added, his or her profile information is registered in
your Ad Hoc Contact List and your profile information is registered in his or
her Contact List.
You can communicate with
an online user.
You can add a friend at any time by performing this process. Adding a friend is
possible when the friend is within range of the wireless network and is online
in Ad Hoc mode.