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Item What you can do with it
Apple Earphones with Remote and Mic
(iPhone 3GS)
iPhone Stereo Headset (iPhone 3G)
Listen to music, videos, and phone calls. Use
the built-in microphone to talk. Press the center
button to answer or end a call. When listening
to iPod, press the button once to play or pause
a song, or press twice quickly to skip to the next
track. Use the + and – buttons to adjust the
volume (iPhone 3GS only). Press and hold the
center button to use Voice Control (iPhone 3GS
only).
Dock Connector to USB Cable Use the cable to connect iPhone to your
computer to sync and charge. The cable can be
used with the optional dock or plugged directly
into iPhone.
USB power adapter Connect the power adapter to iPhone using
the included cable, then plug it into a standard
power outlet to charge iPhone.
SIM eject tool Eject the SIM card.
Status Icons
The icons in the status bar at the top of the screen give information about iPhone:
Status icon What it means
Cell signal Shows whether you’re in range of the cellular
network and can make and receive calls. The
more bars, the stronger the signal. If there’s no
signal, the bars are replaced with “No service.”
Airplane mode Shows that airplane mode is on—you cannot use
the phone, access the Internet, or use Bluetooth®
devices. Non-wireless features are available.
See “Airplane Mode
” on page 13 8 .
3G Shows that your carrier’s 3G network is available,
and iPhone can connect to the Internet over 3G.
Available on iPhone 3G or later. See “How iPhone
Connects to the Internet
” on page 40.
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Chapter 2 Basics