Zte WARP 7 User Manual page 91

In-Call Screen Layout
Tap options to activate them during a call.
●
Add call: Tap to make another call separately from the current call, which is put on hold. When
both calls are connected, you can tap Merge calls to set up a conference call. See
Calling.
●
Contacts: Open the Contacts app and view your contacts list.
●
Dialpad: Toggle the appearance of the onscreen keypad. Show the keypad to enter additional
numbers, for example, an extension or access code.
 For example: When you call your bank's 800 number, use the keypad to enter your account
number and PIN.
●
Mute: Mute the microphone during an active call. Tap again to unmute the microphone.
● Speaker: Route the phone's audio through the speaker (On) or through the earpiece (Off).
 Activate Speaker to route the phone's audio through the speaker. (You can adjust the
speaker volume using the Volume keys.)
Deactivate Speaker to use the phone's earpiece.

Warning: Because of higher volume levels, do not place the phone near your ear during speakerphone
use.
Phone App
Conference
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