Samsung Galaxy Express - My Call Sound; Increase Volume in Pocket

My call sound
1. From the Home screen, tap ➔ ➔ Call settings
➔ My call sound .
2. The following options are available:
• My call sound settings : Select the sound qualities you prefer
for during calls.
• Personalize call sound : Read the instructions and follow the
prompts to have your phone adjust the call sound automatically
to suit you.
Extra volume on calls
This option allows you to see an extra volume button on the
screen during calls.
 From the Home screen, tap ➔ ➔ Call
settings
➔ Extra volume on calls to create a checkmark
and enable the feature.
Increase volume in pocket
This option increases the ringtone volume when the device is
in a pocket or a bag. It uses the proximity sensor to detect its
location.
 From the Home screen, tap ➔ ➔ Call
settings
➔ Increase volume in pocket to create a
checkmark and enable the feature.
Call Functions 54