Samsung Galaxy S III User Manual page 342

S Beam
This feature (when activated via NFC) allows you to beam large files
directly to another compatible device that is in direct contact. These
files can be larger, such as Videos, HD pictures, and other large
files.You can beam images and videos from your gallery, music files
from your music player, and more.
1. From the main Settings page, tap More settings.
2. Verify the NFC feature is active.
3. Tap S Beam and make sure the feature is turned on.
4. If not already active, in a single motion touch and slide the S
Beam slider to the right to turn it on.
5. Complete the transfer process between the two
NFC-enabled devices by placing them back to back.
This feature can come in very handy to quickly share pictures
between users with compatible S Beam devices.
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