public class ConnectThread extends Thread{

           private final BluetoothSocket mmSocket;
           @SuppressWarnings("unused")
           private final BluetoothDevice mmDevice;
           public static final UUID MY_UUID = UUID.fromString("00001101-0000-1000-8000-00805f9b34fb");

           public ConnectThread(BluetoothDevice device) {
               BluetoothSocket tmp = null;
               mmDevice = device;
               try {
                   tmp = device.createInsecureRfcommSocketToServiceRecord(MY_UUID);
               } catch (IOException e) { }
               mmSocket = tmp;
           }

           public void run() {

               BluetoothUtils.cancelDiscovery();
               try {
                   mmSocket.connect();
                   Log.i("Connection to device","Established!");
               } catch (IOException connectException) {
                   try {
                       mmSocket.close();
                       Log.i("Connection to device","Failed!");
                   } catch (IOException closeException) { }
                   return;
               }
                //manageConnectedSocket(mmSocket);
           }

        public void cancel() {
               try {
                   mmSocket.close();
               } catch (IOException e) { }
           }

    }

BluetoothUtils.getBluetoothAdapter().cancelDiscovery();
            for(int i=0;i<listDiscoveredDevices.size();i++) {
                if(listDiscoveredDevices.get(i).getName().equals("XT1032")) {
                    ConnectThread connection = new ConnectThread(listDiscoveredDevices.get(i));
                    connection.start();
                }
            }

04-15 12:38:20.312: I/Connection to device(32423): Failed!
04-15 12:38:20.351: D/dalvikvm(32154): GC_CONCURRENT freed 367K, 6% free 8236K/8711K, paused 4ms+5ms, total 37ms
04-15 12:38:22.031: W/ProcessStats(250): Skipping unknown process pid 32450
04-15 12:38:22.406: D/AudioHardware(90): AudioHardware pcm playback is going to standby.
04-15 12:38:22.406: D/AudioHardware(90): closePcmOut_l() mPcmOpenCnt: 1
04-15 12:38:25.140: D/BluetoothEventLoop(250): Device property changed: F8:E0:79:3D:86:1D property: Connected value: false
04-15 12:38:25.195: I/BluetoothConnectionReceiver(17878): onReceive(context, Intent { act=android.bluetooth.device.action.ACL_DISCONNECTED flg=0x8000010 cmp=com.google.android.googlequicksearchbox/com.google.android.search.core.service.BluetoothConnectionReceiver (has extras) }, [BluetoothDevice: address=F8:E0:79:3D:86:1D, alias=null, name=XT1032, majorDeviceClass=512, deviceClass=524])
04-15 12:38:25.199: I/BluetoothClassifier(17878): Bluetooth Device Name: XT1032
04-15 12:39:13.605: D/dalvikvm(250): GC_CONCURRENT freed 1202K, 25% free 14750K/19655K, paused 50ms+8ms, total 124ms
04-15 12:41:18.300: W/ThrottleService(250): unable to find stats for iface rmnet0
04-15 12:43:43.507: D/GCM(22893): Ignoring attempt to send heartbeat on dead connection.