91Copyright © 2006 Nokia. All rights reserved.Send a callback requestYou can send a callback request in the following ways:• To send a callback request from the contacts list in the Push to talk menu, select Contacts list. Scroll to acontact, and select Options > Send callback.• To send a callback request from Contacts, search for the contact you want, select Details, scroll to the PTTaddress, and select Options > Send callback.• To send a callback request from the channel list in the Push to talk menu, select Channel list, and scroll tothe channel you want. Select Members, scroll to the contact you want, and select Options > Send callback.• To send a callback request from the callback request list in the Push to talk menu, select Callback inbox.Scroll to a contact, and select Options > Send callback.Respond to a callback requestWhen you receive a callback request, Callback request received is shown in the standby mode. Select View. Thelist of contacts who have sent you callback requests is shown.• To make a one-to-one call, press the volume up key.• To send a call request back to the sender, select Options > Send callback.• To delete the request, select Delete.• To view the sender's PTT address, select Options > View PTT address.• To save a new contact or to add the PTT address to a contact, 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 in the following ways:• To add a PTT address to a name in Contacts, search for the desired contact, and select Details > Options >Add detail > PTT address.