454. Tap Call duration.5. The following times are displayed for Voice and Data:• Last call: shows the length of time for the last call.• Dialed calls: shows the total length of time for all calls made.• Received calls: shows the total length of time for all calls received.• All calls: shows the total length of time for all calls made andreceived.6. You may reset these times to zero by pressing thentapping Reset.Options During a CallYour phone provides a number of control functions that you canuse during a call.Adjusting the Call VolumeDuring a call, to adjust the earpiece volume, use the Volume keyson the left side of the phone. Press the Up volume key to increase the volume level andpress the Down volume key to decrease the volume level.From the Home screen, you can also adjust the ringer volumeusing these same keys.In-Call OptionsDuring an active call there are several functions available bytapping a corresponding on-screen button.• Hold: place the current active call on hold.• Add call: displays the dialer so you can call another person.• Keypad: displays the on-screen keypad, where you can enternumber using DTMF (Dual Tone Multi-Frequency).• End call: terminates the call.• Speaker: routes the phone’s audio through either the speaker orthrough the earpiece.– Tap Speaker to route the audio through the speaker. (You can adjustthe speaker volume using the volume keys.) A green line will appearunder the Speaker button.– Tap Speaker again to use the phone’s earpiece (see “Using theSpeakerphone During an Active Call” on page 47.) The green linewill turn grey when Speaker is not activated.• Mute/Unmute turn the onboard microphone either on or off.– Tap Mute during a call to mute the microphone. A green line willappear under the Mute button.– Tap Mute again to unmute the microphone. The green line will turngrey when Mute is not activated.• Headset connects to a Bluetooth headset.– Tap Headset during a call to activate a Bluetooth headset. A green linewill appear under the Headset button.