Dialling and Phoning15Using a Headset1)You want to make phone calls without having to hold the phone.The headset comprises the headphones, microphone, and a button. To answer and to end calls,you simply press the button on the headset. Once the headset is plugged in to your handset, the phone'smicrophone and loudspeaker are deactivated. In hands-free mode, only the phone's loudspeaker isactivated, not the phone's microphone.1) 135proAnswering or ending a call: Press the key.Adjusting the headphone volume: Press the Volume key on the phone.NOTE Headsets by other manufacturers can cause malfunctions (e.g. automaticanswering).