P u s h t o t a l k84■ Add a one-to-one contactYou can save the names of persons to whom you often make one-to-onecalls in the following ways:• To add a PTT address to a name in Contacts, search for the desiredcontact, and select Details > Options > Add detail > PTT address.• To add a contact to the PTT contacts list, select Menu > Push totalk > Contacts list > Options > Add contact.• To add a contact from the channel list, connect to the PTT service,select Channel list, and scroll to the channel you want. SelectMembers, scroll to the member whose contact information you wantto save, and select Options. To add a new contact, select Save as. Toadd a PTT address to a name in Contacts, select Add to contact.■ PTT channelsWhen you call a channel, all members joined to the channel hear the callsimultaneously.There are three types of PTT channels:Provisioned channel — A permanent channel created by the serviceprovider.Public channel — Every channel member can invite other persons.Private channel — Only persons who receive an invitation from thechannel creator can join in.Add a channelTo add a public or private channel, select Menu > Push to talk > Addchannel, and edit the settings in the form fields:Channel status: — Select Active or Inactive.Chnl. nickname: — Enter your nickname for the channel.Chnl. security: — Select Public channel or Private channel.To send an invitation to the group, select Yes when the phone requestsit. You can send the invitation using SMS.