I have 4.7 and it's on my 9700. Version 5.01 has it
Ping a contact
When you ping a contact, the contact's BlackBerry® device vibrates.
1. In BlackBerry® Messenger, during a chat, press the Menu key.
2. Click Ping Contact.
Google search for os5 tones on os6, there is a thread on it with the
os5 ring tones .cod already extracted to download. need bbsak to do it,
took 5 minutes! now I have the sonar tone on my 9780!