title: Bluetooth connection with Android
body: <p>In my App I need to connect a smartphone with an 4.0 low power Bluetooth-module. Then the module sends frequenly data to the phone.</p>
  
  <ul>
  <li>Do you know some good tutorials for programming Bluetooth connection
  with Android?</li>
  <li>Can you give me some links where the basics of Bluetooth are
  explained? (german if possible)</li>
  <li>How can I test it? (I    have to programm the Bluetooth device too
  and it's not finished jet)</li>
  </ul>