Switch your phone to vibration mode, Flipping to turn off ringtone, Enable the haptic feedback – ZTE BLADE User Manual
Page 87: Adjust the volume

87
Switch your phone to vibration mode
In Sound settings tap Vibrate and choose the condition for
vibration. If your phone is already in Silent mode, the
vibration icon
will appear in the status bar.
Flipping to Turn off Ringtone
In Sound settings tick the Turn to forbid phone ring box.
Then you can flip your phone over to mute the ringtone when
there is an incoming call.
Enable the haptic feedback
You can get the vibration feedback while pressing the soft
keys and on certain UI interfaces if you have enabled haptic
feedback.
1. Tap Home Key >
> Settings > Sound.
2. Select the Haptic feedback check box.
Adjust the volume
If you want to set the volumes, make sure your phone is not
in silent mode.
1. Select Volume from Sound settings.
2. Adjust the ringer, media, or alarm volume and tap OK to
save.
TIPS: You can adjust the ringer volume quickly by pressing
Volume Keys from any screen.