Samsung SCH-I535MBPVZW - Manual (Page 63)

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In-Call Options
During a call, you can use options, such as setting up a
multi-party call,
• Add call: Display the Keypad so you can call another
person.
• Keypad: Display the onscreen keypad, where you can
enter DTMF (Dual Tone Multi-Frequency) tones, such as for
navigating menus.
• End call: End the call.
• Speaker: Switch call sound between the speaker and
earpiece.
• Mute/Unmute: Control whether the other side of the call
can hear you.
• Headset: Switch the call to a paired Bluetooth headset.
• Touch Menu for more options:
– Contacts: Go to your Contact list.
– Memo: Write a memo.
– Message: Write a message during a call.
Personalizing Call Sound
During a call it may be necessary to adjust the sound of the
incoming call by selecting an audio equalizer setting.
Ⅲ From the call screen, touch , and then choose an
option.
Activating Noise Reduction
During a call it may be necessary to activate the noise
reduction feature. Activating this feature can improve the
quality of your conversation by reducing ambient noise.
Noise reduction in on by default.
Ⅲ From the call screen, touch to turn Noise
reduction on or off.