diff --git a/demo.py b/demo.py
index 155a09d..e45faaf 100755
--- a/demo.py
+++ b/demo.py
@@ -24,7 +24,6 @@
 import models
 import utils
 import core_standard
-from stid_readers import core as stid_core
 
 def inventory(reader):
     print 'Inventory'
@@ -106,6 +105,7 @@ def reset_rf_settings(reader):
 
 def get_health_parameters(reader):
     print 'Get_HealthParameters'
+    quality = ['Disconnected', 'Bad', 'Good']
     try:
         command = models.ReaderCommand(command_name='Get_HealthParameters',
             reader=reader)
@@ -113,10 +113,10 @@ def get_health_parameters(reader):
         command.pretty_print()
         response.pretty_print()
         health_parameters = response.data
-        print "Antenna 0 connection quality : %d" % health_parameters['Tune0']
-        print "Antenna 1 connection quality : %d" % health_parameters['Tune1']
-        print "Antenna 2 connection quality : %d" % health_parameters['Tune2']
-        print "Antenna 3 connection quality : %d" % health_parameters['Tune3']
+        for i in range(4):
+            tune = "Tune{}".format(i)
+            print "Antenna {} connection quality : {} ({})".format(i,
+                quality[health_parameters[tune][1]], health_parameters[tune][0])
         print "Reader core temperature: %d" % health_parameters['TempCore']
         print "Reader power amplificator temperature: %d" % health_parameters['PA']
     except Exception, err: