203. Call functions■ Make and answer a callTo make a call, enter the phone number, including thecountry code and area code if necessary and press the callkey to call the number. Scroll right to increase or left todecrease the volume of the earpiece or headset during thephone call.To answer an incoming call, press the call key. To end acall, or reject an incoming all call without answering,press the end key.■ Conference CallingConference calling is a network service that allows you totake part in a conference call with another twoparticipants. To make a call to a new participant, selectOptions > New call. Enter the number you want, andpress the call key. When the new call is answered, pressthe call key to connect the calls. To end the conferencecall, select Options > End all calls, or press the end key.