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hold the PTT key to talk to the joined contacts. Release the PTT key to he ar the 
response.
Press the end-key to terminate the dial-out call.
Make a group callTo make a call to the default group, press the PTT key. A tone sounds, indicating 
that the access is granted, and the phone displays your nickname and group name.
To make a call to a non default group, select Group list in the PTT menu, scroll to 
the desired group, and press the PTT key.
Press and hold the PTT key the entire time you are talking, and hold the phone in 
front of you so that you can see the display. When you have finished, release the 
PTT key. Talking is allowed on a first-come, first-served basis. When someone 
stops talking, the first person to press the PTT key can talk next.
Make a one-to-one callTo start a one-to-one call from the list of contacts to which you have added the 
PTT address, select Contacts list. Scroll to a contact, and press the PTT key. You can 
also select the contact from Contacts.
To start a one-to-one call from the list of PTT groups, select Group list, and scroll 
to the desired group. Select Options > Active members, scroll to the desired 
contact, and press the PTT key.
To start a one-to-one call from the list of callback requests you have receive d, 
select Callback inbox. Scroll to the desired nickname, and press the PTT key.