diff --git a/person_detection/app.py b/person_detection/app.py
index bc72e96..240c450 100644
--- a/person_detection/app.py
+++ b/person_detection/app.py
@@ -58,16 +58,16 @@
             help = "Optional. Probability threshold for detections filtering",
             default = 0.75,
             type = float)
-    args.add_argument("--idle",
-            action = 'store_true',
-            help = "Idle if no clients connected")
+    args.add_argument("--noroc",
+            action = 'store_false',
+            help = "No ROC")
     args.add_argument("--key",
             help = "ROC api key",
             required = True,
             type = str)
     args.add_argument("--mbrlow",
             help = "Low range of MBR",
-            default = 5000000,
+            default = 7000000,
             type = int)
     args.add_argument("--mbrhigh",
             help = "High range of MBR",
diff --git a/person_detection/base_camera.py b/person_detection/base_camera.py
index d7a7d29..f36120a 100644
--- a/person_detection/base_camera.py
+++ b/person_detection/base_camera.py
@@ -16,13 +16,14 @@
     cameras = Array('i', [0, 0, 0, 0])
     lock = Lock()
 
-    def __init__(self, device, key, mbrlow, mbrhigh, devicegroup):
+    def __init__(self, device, key, mbrlow, mbrhigh, devicegroup, noroc):
         self.mqttBroker = "localhost"
         self.device = device
         self.key = key
         self.mbrlow = mbrlow
         self.mbrhigh = mbrhigh
         self.devicegroup = devicegroup
+        self.noroc = noroc
 
         """Start the background camera process if it isn't running yet."""
         if BaseCamera.cameras[int(self.device)] == 0:
@@ -31,6 +32,7 @@
             self.timer = None
             self.detected = False
             BaseCamera.frame[self.device] = Queue(100)
+            self.set_resolution(self.device, "low")
             # start background frame process
             BaseCamera.process[self.device] = Process(target=self._process, args=(self.device))
             BaseCamera.process[self.device].start()
@@ -62,7 +64,8 @@
             BaseCamera.activity_counter.value += 1
             BaseCamera.lock.release()
             self.set_resolution_high()
-            roc.set_mbr(self.key, self.devicegroup, self.mbrhigh)
+            if self.noroc is True:
+                roc.set_mbr(self.key, self.devicegroup, self.mbrhigh)
             self.detected = True
             self.start_timer()
 
@@ -74,7 +77,8 @@
         if BaseCamera.activity_counter.value <= 0:
             BaseCamera.activity_counter.value = 0
             self.set_resolution_low()
-            roc.set_mbr(self.key, self.devicegroup, self.mbrlow)
+            if self.noroc is True:
+                roc.set_mbr(self.key, self.devicegroup, self.mbrlow)
         BaseCamera.lock.release()
 
 
diff --git a/person_detection/config.py b/person_detection/config.py
index 4aa9d1e..f31b769 100644
--- a/person_detection/config.py
+++ b/person_detection/config.py
@@ -3,4 +3,4 @@
 SPDX-License-Identifier: LicenseRef-ONF-Member-1.01
 """
 
-cameras = {"0": "Ain's desk", "1":"Large conference room", "2":"Shad's desk", "3":"Unknown"}
+cameras = {"0": "Ain's desk", "1":"HungWei's desk", "2":"Shad's desk", "3":"Unknown"}
diff --git a/person_detection/person_detection.py b/person_detection/person_detection.py
index 5d01794..f7984af 100644
--- a/person_detection/person_detection.py
+++ b/person_detection/person_detection.py
@@ -30,7 +30,7 @@
         self.is_async_mode = True
         self.device = device
 
-        super(Camera, self).__init__(device, args.key, args.mbrlow, args.mbrhigh, args.devicegroup)
+        super(Camera, self).__init__(device, args.key, args.mbrlow, args.mbrhigh, args.devicegroup, args.noroc)
 
     def __del__(self):
         # stream.release()
diff --git a/person_detection/roc.py b/person_detection/roc.py
index a9477f1..7488af9 100644
--- a/person_detection/roc.py
+++ b/person_detection/roc.py
@@ -28,6 +28,7 @@
     return mbr
 
 def set_mbr(key, device_group, mbr):
+    print("Set {} mbr to {}".format(device_group, mbr))
     m = {'uplink' : mbr}
     url = URL + "vcs/vcs/vcs-{}/slice/mbr".format(device_group)
     response = requests.post(url, headers=headers(key), json=m)