Samsung GT-15510 user manual ›› Use the headset, ›› Use options during a call, Character

Reject a call

When a call comes in, drag left until it reaches the dot. The caller will hear a busy tone.

Call an international number

1	In Idle mode, open the application list and select
	Phone → Keypad, and tap and hold 0 to insert the +
2	character.
	Enter the complete number you want to dial (country
	code, area code and phone number), and then select

to dial the number.

››Use the headset

By plugging the supplied headset into the device, you can answer and control calls hands-free:

•To answer a call, press the headset button.

•To mute or unmute a call, press the headset button.

The supplied headset is designed only for your device and may not be compatible with other phones and MP3 players.

››Use options during a call

You can use the following options while a call is in progress:

•To adjust the voice volume, press the Volume key up or down.

•To place a call on hold, select Hold. To retrieve a held call, select Unhold.

•To dial a second call, select Add call and then dial a new number.

• To answer a second call, drag right until it reaches the dot when a call waiting tone sounds. The first call is automatically placed on hold. You must subscribe to the call waiting service to use this feature.

•To open the dialing screen, select Dialpad.

Communication 35