32Copyright © 2004 Nokia. All rights reserved.■ Options during a callMany of the options that you can use during a call are network services. Foravailability, contact your network operator or service provider.You can press Options for some of the following functions during a call:• Volume, Mute or Unmute, Contacts, Menu, Record, and the network servicesAnswer and Reject, Hold or Unhold, New call, End call, End all calls.• Lock keypad to activate the keypad lock.• Send DTMF to send DTMF (Dual Tone Multi-Frequency) tone strings, forexample, passwords or bank account numbers (network service). The DTMFsystem is used by all touch-tone telephones. Enter the DTMF string or searchfor it in Contacts and press DTMF. Note that the DTMF string can contain thewait character w and the pause character p.Tip: To quickly set the phone to the number entry state during a callpress and hold the middle softkey.• Swap to switch between the active call and the call on hold, and Transfer toconnect a call on hold to an active call, and disconnect yourself from both calls(network services).• Conference to call another party and invite them to join the call (networkservice).• Private call to have a private conversation with one participant in a conferencecall (network service).• Audio enhancing to modify the voice so that it can be heard easily in a noisyenvironment.
