diff --git a/airtime_mvc/application/Bootstrap.php b/airtime_mvc/application/Bootstrap.php
index f3bf8f561..458d45837 100644
--- a/airtime_mvc/application/Bootstrap.php
+++ b/airtime_mvc/application/Bootstrap.php
@@ -53,6 +53,7 @@ class Bootstrap extends Zend_Application_Bootstrap_Bootstrap
 
         $view->headLink()->appendStylesheet($baseUrl.'/css/redmond/jquery-ui-1.8.8.custom.css');
         $view->headLink()->appendStylesheet($baseUrl.'/css/pro_dropdown_3.css');
+        $view->headLink()->appendStylesheet($baseUrl.'/css/qtip/jquery.qtip.min.css');
         $view->headLink()->appendStylesheet($baseUrl.'/css/styles.css');
     }
 
@@ -71,6 +72,7 @@ class Bootstrap extends Zend_Application_Bootstrap_Bootstrap
         //scripts for now playing bar
         $view->headScript()->appendFile($baseUrl.'/js/airtime/dashboard/helperfunctions.js','text/javascript');
         $view->headScript()->appendFile($baseUrl.'/js/airtime/dashboard/playlist.js','text/javascript');
+        $view->headScript()->appendFile($baseUrl.'/js/airtime/dashboard/versiontooltip.js','text/javascript');
 
         $view->headScript()->appendFile($baseUrl.'/js/airtime/common/common.js','text/javascript');
     }
diff --git a/airtime_mvc/application/controllers/LibraryController.php b/airtime_mvc/application/controllers/LibraryController.php
index 6aa4a5b43..2dad3da53 100644
--- a/airtime_mvc/application/controllers/LibraryController.php
+++ b/airtime_mvc/application/controllers/LibraryController.php
@@ -36,7 +36,6 @@ class LibraryController extends Zend_Controller_Action
 
         $this->view->headLink()->appendStylesheet($baseUrl.'/css/media_library.css');
         $this->view->headLink()->appendStylesheet($baseUrl.'/css/contextmenu.css');
-        $this->view->headLink()->appendStylesheet($baseUrl.'/css/qtip/jquery.qtip.min.css');
         
 
         $this->_helper->layout->setLayout('library');
diff --git a/airtime_mvc/application/controllers/PreferenceController.php b/airtime_mvc/application/controllers/PreferenceController.php
index 414f3dae2..6a8237ccf 100644
--- a/airtime_mvc/application/controllers/PreferenceController.php
+++ b/airtime_mvc/application/controllers/PreferenceController.php
@@ -160,8 +160,10 @@ class PreferenceController extends Zend_Controller_Action
 
         $num_of_stream = intval(Application_Model_Preference::GetNumOfStreams());
         $form = new Application_Form_StreamSetting();
-        $form->setSetting($setting);
-        $form->startFrom();
+        if(Application_Model_Preference::GetPlanLevel() == 'disabled'){
+            $form->setSetting($setting);
+            $form->startFrom();
+        }
         for($i=1; $i<=$num_of_stream; $i++){
             $subform = new Application_Form_StreamSettingSubForm();
             $subform->setPrefix($i);
diff --git a/airtime_mvc/application/controllers/ScheduleController.php b/airtime_mvc/application/controllers/ScheduleController.php
index 05255ea5a..e72d4cd84 100644
--- a/airtime_mvc/application/controllers/ScheduleController.php
+++ b/airtime_mvc/application/controllers/ScheduleController.php
@@ -56,7 +56,6 @@ class ScheduleController extends Zend_Controller_Action
 		$this->view->headLink()->appendStylesheet($baseUrl.'/css/colorpicker/css/colorpicker.css');
 		$this->view->headLink()->appendStylesheet($baseUrl.'/css/add-show.css');
         $this->view->headLink()->appendStylesheet($baseUrl.'/css/contextmenu.css');
-        $this->view->headLink()->appendStylesheet($baseUrl.'/css/qtip/jquery.qtip.min.css');
         
         Application_Model_Schedule::createNewFormSections($this->view);
 
diff --git a/airtime_mvc/application/layouts/scripts/layout.phtml b/airtime_mvc/application/layouts/scripts/layout.phtml
index 232fecd37..53ff557d1 100644
--- a/airtime_mvc/application/layouts/scripts/layout.phtml
+++ b/airtime_mvc/application/layouts/scripts/layout.phtml
@@ -10,6 +10,7 @@
 
 <div id="Panel">
     <div class="logo"></div>
+    <?php echo $this->versionNotify() ?>
     <?php echo $this->partial('partialviews/header.phtml', array("user" => $this->loggedInAs(), "is_trial"=>$this->isTrial(), "trial_remain"=> $this->trialRemaining())) ?>
 
 <?php 	$partial = array('menu.phtml', 'default');
diff --git a/airtime_mvc/application/layouts/scripts/library.phtml b/airtime_mvc/application/layouts/scripts/library.phtml
index f84bd868c..1241dfb50 100644
--- a/airtime_mvc/application/layouts/scripts/library.phtml
+++ b/airtime_mvc/application/layouts/scripts/library.phtml
@@ -10,6 +10,7 @@
 
 <div id="Panel">
     <div class="logo"></div>
+    <?php echo $this->versionNotify() ?>
     <?php echo $this->partial('partialviews/header.phtml', array("user" => $this->loggedInAs(), "is_trial"=>$this->isTrial(), "trial_remain"=> $this->trialRemaining())) ?>
 
 <?php 	$partial = array('menu.phtml', 'default');
diff --git a/airtime_mvc/application/models/Preference.php b/airtime_mvc/application/models/Preference.php
index 7be719613..5c88db72c 100644
--- a/airtime_mvc/application/models/Preference.php
+++ b/airtime_mvc/application/models/Preference.php
@@ -516,6 +516,23 @@ class Application_Model_Preference
     public static function GetAirtimeVersion(){
         return self::GetValue("system_version");
     }
+    
+    public static function GetLatestVersion(){
+        $latest = self::GetValue("latest_version");
+        if($latest == null || strlen($latest) == 0) {
+            return self::GetAirtimeVersion();
+        } else {
+            return $latest;
+        }
+    }
+    
+    public static function SetLatestVersion($version){
+        $pattern = "/^[0-9]+\.[0-9]+\.[0-9]+/";
+        if(!preg_match($pattern, $version)) {
+            $version = self::GetAirtimeVersion();
+        }
+        self::SetValue("latest_version", $version);
+    }
 
     public static function SetUploadToSoundcloudOption($upload) {
         self::SetValue("soundcloud_upload_option", $upload);
diff --git a/airtime_mvc/application/models/StreamSetting.php b/airtime_mvc/application/models/StreamSetting.php
index 5675de6c2..4486178ae 100644
--- a/airtime_mvc/application/models/StreamSetting.php
+++ b/airtime_mvc/application/models/StreamSetting.php
@@ -50,6 +50,13 @@ class Application_Model_StreamSetting {
         return $rows;
     }
     
+    /*
+     * function that take all the information of stream and sets them.
+     * This is used by stream setting via UI.
+     * 
+     * @param $data - array that contains all the data. $data is [][] which
+     * contains multiple stream information
+     */
     public static function setStreamSetting($data){
         global $CC_DBC;
         foreach($data as $key=>$d){
@@ -76,6 +83,20 @@ class Application_Model_StreamSetting {
         }
     }
     
+    /*
+     * Sets indivisual stream setting.
+     * 
+     * $data - data array. $data is [].
+     */
+    public static function setIndivisualStreamSetting($data){
+        global $CC_DBC;
+        
+        foreach($data as $keyname => $v){
+            $sql = "UPDATE cc_stream_setting SET value='$v' WHERE keyname='$keyname'";
+            $CC_DBC->query($sql);
+        }
+    }
+    
     public static function setLiquidsoapError($stream_id, $msg){
         global $CC_DBC;
         
diff --git a/airtime_mvc/application/views/helpers/VersionNotify.php b/airtime_mvc/application/views/helpers/VersionNotify.php
new file mode 100644
index 000000000..be87718a7
--- /dev/null
+++ b/airtime_mvc/application/views/helpers/VersionNotify.php
@@ -0,0 +1,61 @@
+<?php
+
+/**
+ * This file does the following things:
+ * 1. Calculate how many major versions back the current installation
+ *    is from the latest release
+ * 2. Returns the matching icon based on result of 1, as HTML
+ * 3. Returns the matching tooltip message based on result of 1, as HTML
+ *    (stored in pair of invisible div tags)
+ * 4. Returns the current version, as HTML (stored in pair of invisible div tags)
+ */
+class Airtime_View_Helper_VersionNotify extends Zend_View_Helper_Abstract{
+    
+    public function versionNotify(){
+        if(Application_Model_Preference::GetPlanLevel() != 'disabled'){
+            return "";
+        }
+        
+        // retrieve and validate current and latest versions,
+        $current = Application_Model_Preference::GetAirtimeVersion();
+        $latest = Application_Model_Preference::GetLatestVersion();
+        $pattern = "/^([0-9]+)\.([0-9]+)\.[0-9]+/";
+        preg_match($pattern, $current, $curMatch);
+        preg_match($pattern, $latest, $latestMatch);
+        if(count($curMatch) == 0 || count($latestMatch) == 0) {
+            return "";
+        }
+        
+        // Calculate version diff
+        // Note: algorithm assumes the number after 1st dot never goes above 9
+        $diff = (intval($latestMatch[1]) * 10 + intval($latestMatch[2])) 
+                - (intval($curMatch[1]) * 10 + intval($curMatch[2]));
+        
+        // Pick icon and tooltip msg
+        $bg = "/css/images/";
+        $msg = "";
+        $link = "<a href='http://apt.sourcefabric.org/misc/'>" . $latest . "</a>";
+        if(($diff == 0 && $current == $latest) || $diff < 0) {
+            // current version is up to date
+            $bg .= "icon_uptodate.png";
+            $msg = "You are running the latest version";
+        } else if($diff <= 2) {
+            // 2 or less major versions back
+            $bg .= "icon_update.png";
+            $msg = "New version available: " . $link;
+        } else if($diff == 3) {
+            // 3 major versions back
+            $bg .= "icon_update2.png";
+            $msg = "This version will soon be obsolete.<br/>Please upgrade to " . $link;
+        } else {
+            // more than 3 major versions back
+            $bg .= "icon_outdated.png";
+            $msg = "This version is no longer supported.<br/>Please upgrade to " . $link;
+        }
+        
+        $result = "<div id='version_message' style='display:none'>" . $msg . "</div>"
+                . "<div id='version_current' style='display:none'>" . $current . "</div>"
+                . "<div id='version_icon' style='background-image: url(" . $bg . ");'></div>";
+        return $result;
+    }
+}
diff --git a/airtime_mvc/application/views/scripts/preference/stream-setting.phtml b/airtime_mvc/application/views/scripts/preference/stream-setting.phtml
index b86bbc855..d250be0cd 100644
--- a/airtime_mvc/application/views/scripts/preference/stream-setting.phtml
+++ b/airtime_mvc/application/views/scripts/preference/stream-setting.phtml
@@ -8,6 +8,7 @@
     <div style="clear:both"></div>
     <?php }?>
 <?php echo $this->statusMsg;?>
+<?php if($this->form->getElement('output_sound_device') != null){?>
     <fieldset class="padded">
         <legend>Hardware Audio Out</legend>
         <dl class="zend_form">
@@ -21,6 +22,7 @@
             </dd>
         </dl>
     </fieldset>
+<?php } ?>
     <?php
         for($i=1;$i<=$this->num_stream;$i++){
             echo $this->form->getSubform("s".$i."_subform");
diff --git a/airtime_mvc/public/css/images/icon_outdated.png b/airtime_mvc/public/css/images/icon_outdated.png
new file mode 100644
index 000000000..57202058f
Binary files /dev/null and b/airtime_mvc/public/css/images/icon_outdated.png differ
diff --git a/airtime_mvc/public/css/images/icon_update.png b/airtime_mvc/public/css/images/icon_update.png
new file mode 100644
index 000000000..7bd78081e
Binary files /dev/null and b/airtime_mvc/public/css/images/icon_update.png differ
diff --git a/airtime_mvc/public/css/images/icon_update2.png b/airtime_mvc/public/css/images/icon_update2.png
new file mode 100644
index 000000000..38fa5330f
Binary files /dev/null and b/airtime_mvc/public/css/images/icon_update2.png differ
diff --git a/airtime_mvc/public/css/images/icon_uptodate.png b/airtime_mvc/public/css/images/icon_uptodate.png
new file mode 100644
index 000000000..8ed6bb01d
Binary files /dev/null and b/airtime_mvc/public/css/images/icon_uptodate.png differ
diff --git a/airtime_mvc/public/css/styles.css b/airtime_mvc/public/css/styles.css
index c695fdb7d..927cea5f4 100644
--- a/airtime_mvc/public/css/styles.css
+++ b/airtime_mvc/public/css/styles.css
@@ -57,6 +57,31 @@ select {
 	display:block;
 }
 
+/* Version Notification Starts*/
+#version_icon {
+	position:absolute;
+	right:85px;
+	top:104px;
+	height:35px;
+	width:35px;
+	z-index:1000;
+	display:block;
+        cursor:pointer;
+        
+        background-repeat:no-repeat;
+        background-position:center; 
+}
+
+#ui-tooltip-version a {
+    color:#ff5d1a;
+    text-decoration:none;
+}
+
+#ui-tooltip-version {
+    font-size: 14px;
+}
+/* Version Notification Ends*/
+
 /* Clearfix */
 .clearfix:after, li:after { content: "."; display: block;	height: 0; clear: both;  visibility: hidden;}
 .clearfix, li {	display: inline-block; }
diff --git a/airtime_mvc/public/js/airtime/dashboard/versiontooltip.js b/airtime_mvc/public/js/airtime/dashboard/versiontooltip.js
new file mode 100644
index 000000000..02660c019
--- /dev/null
+++ b/airtime_mvc/public/js/airtime/dashboard/versiontooltip.js
@@ -0,0 +1,53 @@
+/**
+ * Get the tooltip message to be displayed,
+ * which is stored inside a pair of hidden div tags
+ */
+function getContent() {
+    return $("#version_message").html();
+}
+
+/**
+ * Get the current version,
+ * which is stored inside a pair of hidden div tags
+ */
+function getCurrentVersion() {
+    return $("#version_current").html();
+}
+
+/**
+ * Sets up the tooltip for version notification
+ */
+function setupVersionQtip(){
+    var qtipElem = $('#version_icon');
+    if (qtipElem.length > 0){
+        qtipElem.qtip({
+            id: 'version',
+            content: {
+                text: getContent(),
+                title: {
+                    text: getCurrentVersion(),
+                    button: true
+                }
+            },
+            show: 'click',  /* Show on click */
+            hide: false,    /* Don't hide on mouseout */
+            position: {
+                my: "top right",
+                at: "bottom left"
+            },
+            style: {
+                border: {
+                    width: 0,
+                    radius: 4
+                },
+                classes: "ui-tooltip-dark ui-tooltip-rounded"
+            }
+        });
+    }
+}
+
+$(document).ready(function() {
+    if($('#version_message').length > 0) {
+        setupVersionQtip();
+    }
+});
\ No newline at end of file
diff --git a/airtime_mvc/public/js/airtime/preferences/streamsetting.js b/airtime_mvc/public/js/airtime/preferences/streamsetting.js
index d4198868f..09cc06529 100644
--- a/airtime_mvc/public/js/airtime/preferences/streamsetting.js
+++ b/airtime_mvc/public/js/airtime/preferences/streamsetting.js
@@ -30,7 +30,9 @@ function rebuildStreamURL(ele){
 function restrictOggBitrate(ele, on){
     var div = ele.closest("div")
     if(on){
-        div.find("select[id$=data-bitrate]").find("option[value='48']").attr('selected','selected');
+        if(parseInt(div.find("select[id$=data-bitrate]").val(),10) < 48){
+            div.find("select[id$=data-bitrate]").find("option[value='48']").attr("selected","selected");
+        }
         div.find("select[id$=data-bitrate]").find("option[value='24']").attr("disabled","disabled");
         div.find("select[id$=data-bitrate]").find("option[value='32']").attr("disabled","disabled");
     }else{
diff --git a/utils/phone_home_stat.php b/utils/phone_home_stat.php
index 2ac9fc855..929325f97 100644
--- a/utils/phone_home_stat.php
+++ b/utils/phone_home_stat.php
@@ -74,6 +74,18 @@ if(Application_Model_Preference::GetSupportFeedback() == '1'){
     $result = curl_exec($ch);
 }
 
+// Get latest version from stat server and store to db
+if(Application_Model_Preference::GetPlanLevel() == 'disabled'){
+    $url = 'http://stat-dev.sourcefabric.org/airtime_latest_version';
+    
+    $ch = curl_init();
+    curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
+    curl_setopt($ch, CURLOPT_URL, $url);
+    $result = curl_exec($ch);
+    
+    Application_Model_Preference::SetLatestVersion($result);
+}
+
 /**
  * Ensures that the user is running this PHP script with root
  * permissions. If not running with root permissions, causes the