34communication• Activate the speakerphone: Select Speaker.• Turn off the microphone: Select Mute so that the callercannot hear you.• Use a Bluetooth headset: Select Headset to use aBluetooth headset to listen and talk to the caller.• Open the phonebook: Press [ ] → Contacts.• Add a memo: Press [ ] → Memo.• Switch between two calls: Select Swap.• Make a multiparty call (conference call): Make oranswer a second call and select Merge when connectedto the second party. Repeat to add more parties. Youmust subscribe to the multiparty call service to use thisfeature.• Connect the current caller to the caller placed onhold: Press [ ] → Transfer. You will be disconnectedfrom the call.View and dial missed callsWhen you miss one or more calls, the missed call icon isdisplayed in the icon bar at the top of the screen.To dial the number of a missed call:1. Open the shortcut panel.2. Select the missed call.Use additional featuresYou can use various other call-related features, such asauto rejection, call forwarding, or call barring.In noisy environments, you might have difficultyhearing some calls while using the speakerphone. Forbetter audio performance, use the normal phonemode.