 void sendBackDeviceID() {
   // randomDelay = random(500);
   // avoid conflicts
-  randomDelay = atoi(deviceId) * 20;
+  
+  if(atoi(deviceId) >10) {
+    randomDelay = (atoi(deviceId) - 10) *20;
+    // if it's 11 - 14 ==> test 2
+  } else {
+    randomDelay = atoi(deviceId) *20;
+  }
   delay(randomDelay);
   DEBUG_TAGGING(randomDelay, " delay, sending back device ID\n" );
   // send back acknowledge packet

        DEBUG_TAGGING(", select id: ", atoi(p.id));
        DEBUG_TAGGING(", equal: ", atoi(deviceId)==atoi(p.id));
        DEBUG_TAGGING("", "");
        
        if(exp_mode == MODE_IR) {
          if(statePending) {  
            //only change led if it's in pending (is one of the candidates)

#define statusPending 1
#define statusOn 2

const char deviceFan[3] = "11";
const char deviceMusic[3] = "12";
const char deviceTV[3] = "13";
const char deviceLamp[3] = "14";

boolean statePending = false;
boolean signal_response = false;
