Call Features55Call FeaturesYou can place a call, answer a call, transfer a call, etc. on Yealink IP phone.TopicsSwitching Among the Handset, Speakerphone and Headset ModesChanging the Default AccountPlacing CallsAnswering CallsSilencing or Rejecting Incoming CallsEnding CallsAuto RedialCall MuteCall HoldDo Not Disturb (DND)Redirecting Incoming CallsTransferring CallsConference CallsRecording Using a USB Flash DriveMulticast PagingSwitching Among the Handset, Speakerphone and HeadsetModesYou can select the desired mode before placing a call, or can alternate among Speakerphone, headset, and handsetmodes during a call.You can switch the audio output mode of a phone.l Switching to handset modePick up the handset to switch to the handset mode.l Switching to speakerphone (hands-free) modePress the Speakerphone key to switch to the speakerphone (hands-free) mode.l Switching to headset modePress the HEADSET key to switch to the headset mode. The LED indicator glows green when the headset is activated.The SIP-T29G/T27G IP phones do not have key light.NoteYour system administrator can disable you to use the handset, speakerphone (Hands-free) or headset mode.Related TopicHeadsetChanging the Default AccountIf there are multiple accounts registered on the phone, the phone will use the default account to dial out by default.From the idle screen, you can press the left or right navigation key to select the desired account as the default accountfor all IP phones. For the SIP-T29G IP phones, you can also change the default account from the menu.