107Copyright © 2006 Nokia. All rights reserved.To send a call request back to the sender, select Options > Send callback.To delete the request, select Delete.To save a new contact or to add the PTT address to a contact from a receivedcallback request, select Options > Save as or Add to contact.■ Add a one-to-one contactYou can save the names of persons to whom you often make one-to-one calls inthe following ways:To add a PTT address to a name in Contacts, search for the desired contact, selectDetails > Options > Add detail > PTT address. A contact will only appear in the PTTcontact list, if the PTT address is entered.To add a contact to the PTT contacts list, select Menu > Push to talk > Contactslist > Options > Add contact.To add a contact from the channel list, connect to the Push to talk service, selectChannel list, and scroll to the desired channel. Select Members, scroll to themember whose contact information you want to save, and select Options. To adda new contact, select Save as. To add a PTT address to a name in Contacts, selectAdd to contact.■ PTT settingsSelect Menu >Push to talk > PTT settings.1 to 1 calls > On — to select the phone to allow the reception of incoming one-to-one calls. To make but not receive one-to-one calls, select Off. The service provider