Noise Reduction; Increase Volume In Pocket; Us Dialing; International Dialing - Samsung GALAXY S4 User Manual

Clear sound: Use clearer sounds during calls.
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Off: Use the default call sound settings.
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Noise Reduction

Suppress background noise from your environment during calls.
1. From home, tap
2. Tap Call > Noise reduction to enable noise reduction.

Increase Volume In Pocket

Use the proximity sensor to detect when the device is in a pocket or other close-fitting location, such
as a purse or bag, and increases the volume for incoming call ringtones.
1. From home, tap
2. Tap Call > Increase volume in pocket to enable the setting.

US Dialing

Replace "+" with the international access code for your location.
1. From home, tap
2. Tap Call > US dialing to enable the setting.

International Dialing

Use the International dialing code to replace "+".
1. From home, tap
2. Tap Call > US dialing and disable the setting. US dialing must be disabled to access the
International dialing setting.
3. Tap International dialing, and then use the keypad to enter the international dialing code.
4. Tap OK to save the code.

DTMF Tones

Set the length of Dual-tone Multi-frequency (DTMF) tones, which play when you use the keypad
during a call, such as when navigating menus.
1. From home, tap
2. Tap Call > DTMF tones and choose a tone length.
Settings
Apps > Settings > MY DEVICE tab.
Apps > Settings > MY DEVICE tab.
Apps > Settings > MY DEVICE tab.
Apps > Settings > MY DEVICE tab.
Apps > Settings > MY DEVICE tab.
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