Apple iPhone 4G - Manual (Page 62)

When voice dialing a number, speak each digit separately—for example, say “four one
five, five five five, one two one two.”
Note: For the “800” area code in the U.S., you can say “eight hundred.”
Prevent voice dialing when iPhone is locked: In Settings, choose General > Passcode
Lock and turn Voice Dial off. Unlock iPhone to use voice dialing.
Receiving Calls
When you receive a call, tap Answer. If iPhone is locked, drag the slider. You can also
press the center button on your iPhone earphones to answer a call.
Center button
Silence a call: Press the On/Off Sleep/Wake button or either volume button. You can
still answer the call after silencing it, until it goes to voicemail.
Decline a call: Do one of the following to send a call directly to voicemail.
Press the On/Off Sleep/Wake button twice quickly. Â
On/Off Sleep/
Wake button
Press and hold the center button on the iPhone earphones for about two seconds. Â
Two low beeps confirm that the call was declined.
Tap Decline (if iPhone is awake when a call comes in).
Â
Block calls and maintain Wi-Fi access to the Internet: In Settings, turn on Airplane
Mode, then tap Wi-Fi to turn it on.
62 Chapter 5 Phone