Call functions34To send the DTMF tones:1. When you are connected to the teleservicesystem, press the Options soft key.2. Press the Up or Down key to highlight the SendDTMF option. Press the Select soft key.3. Enter the number you want to send and pressthe OK soft key.The tones of the displayed number are sent.Using the message serviceYou can read or write a new message during a call.1. Press the Options soft key.2. Press the Up or Down key to highlight theMessage option. Press the Select soft key.3. To read a received message, select the Inboxoption, and then scroll to the message that youwant to read.To write a new message, select the Createoption.4. Press the Select soft key.For further details about the SMS feature, seepage 87.Using the voiceclarityThe voiceclarity feature makes received sound loudand clear during a call. It is useful when you are ina noisy place.