Set Volume; Reject A Call; End A Call - Zte 840Z User Manual

4.3.3 Set volume

During a call, press Volume keys (see Introduction-Phone Overview) to adjust the call
volume.

4.3.4 Reject a Call

If there is an incoming call, press the End Key or the Right Soft Key [Reject] to reject it.

4.3.5 End a Call

Press the End Key to end a call.
33