page.title=Connectivity
page.landing=true
page.landing.intro=Android provides rich APIs to let your app connect and interact with other devices over Bluetooth, NFC, Wi-Fi P2P, USB, and SIP, in addition to standard network connections.
page.landing.image=images/develop/connectivity.png

@jd:body

<div class="landing-docs">

  <div>
    <h3>Training</h3>

    <a href="http://developer.android.com/training/efficient-downloads/index.html">
      <h4>Transferring Data Without Draining the Battery</h4>
      <p>This class demonstrates the best practices for scheduling and executing downloads using
techniques such as caching, polling, and prefetching. You will learn how the power-use profile of
the wireless radio can affect your choices on when, what, and how to transfer data in order to
minimize impact on battery life.</p>
    </a>

    <a href="http://developer.android.com/training/backup/index.html">
      <h4>Backing up App Data to the Cloud</h4>
      <p>
      This class covers techniques for backing up data to the cloud so that users can restore
      their data when recovering from a data loss (such as a factory reset) or installing your
      application on a new device.
      </p>
    </a>

  </div>

</div>