diff --git a/src/main/java/org/traccar/web/client/view/PositionInfoPopup.java b/src/main/java/org/traccar/web/client/view/PositionInfoPopup.java
index 550075d4..69b44fa1 100644
--- a/src/main/java/org/traccar/web/client/view/PositionInfoPopup.java
+++ b/src/main/java/org/traccar/web/client/view/PositionInfoPopup.java
@@ -16,6 +16,7 @@
 package org.traccar.web.client.view;
 
 import com.google.gwt.core.client.GWT;
+import com.google.gwt.json.client.JSONObject;
 import com.google.gwt.json.client.JSONParser;
 import com.google.gwt.json.client.JSONValue;
 import com.google.gwt.xml.client.Node;
@@ -68,33 +69,69 @@ public void show(int x, int y, final Position position) {
                 sensors.put(sensor.getParameterName(), sensor);
             }
 
-            try {
-                NodeList nodes = XMLParser.parse(other).getFirstChild().getChildNodes();
-                for (int i = 0; i < nodes.getLength(); i++) {
-                    Node node = nodes.item(i);
-                    String parameterName = node.getNodeName();
-                    String valueText = node.getFirstChild().getNodeValue();
-                    Sensor sensor = sensors.get(parameterName);
-                    if (sensor != null) {
-                        if (!sensor.isVisible()) {
-                            continue;
-                        }
-                        parameterName = sensor.getName();
-                        if (valueText.matches("^[-+]?\\d+(\\.\\d+)?$")) {
-                            double value = Double.parseDouble(valueText);
-                            List<SensorInterval> intervals = SensorsEditor.intervals(sensor);
-                            if (!intervals.isEmpty()) {
-                                valueText = intervalText(value, intervals);
+            Map<String, Object> sensorData = new HashMap<String, Object>();
+
+            // XML
+            if (other.trim().startsWith("<")) {
+                try {
+                    NodeList nodes = XMLParser.parse(other).getFirstChild().getChildNodes();
+                    for (int i = 0; i < nodes.getLength(); i++) {
+                        Node node = nodes.item(i);
+                        String parameterName = node.getNodeName();
+                        String valueText = node.getFirstChild().getNodeValue();
+                        sensorData.put(parameterName, valueText);
+                    }
+                } catch (Exception error) {
+                }
+            } else { // JSON
+                try {
+                    JSONValue parsed = JSONParser.parseStrict(other);
+                    JSONObject object = parsed.isObject();
+                    if (object != null) {
+                        for (String parameterName : object.keySet()) {
+                            JSONValue value = object.get(parameterName);
+                            if (value.isNumber() != null) {
+                                sensorData.put(parameterName, value.isNumber().doubleValue());
+                            } else if (value.isBoolean() != null) {
+                                sensorData.put(parameterName, value.isBoolean().booleanValue());
+                            } else if (value.isString() != null) {
+                                sensorData.put(parameterName, value.isString().stringValue());
                             }
                         }
-                    } else if (parameterName.equals("protocol")) {
-                        parameterName = i18n.protocol();
                     }
-                    if (!valueText.isEmpty()) {
-                        body += "<tr><td style=\"padding: 3px 0px 3px 0px;\">" + parameterName + "</td><td>" + valueText + "</td></tr>";
+                } catch (Exception error) {
+                }
+            }
+
+            // write values
+            for (Map.Entry<String, Object> entry : sensorData.entrySet()) {
+                String parameterName = entry.getKey();
+                Object value = entry.getValue();
+                String valueText = value.toString();
+                Sensor sensor = sensors.get(parameterName);
+                if (sensor != null) {
+                    if (!sensor.isVisible()) {
+                        continue;
+                    }
+                    parameterName = sensor.getName();
+                    if (value instanceof Number || value.toString().matches("^[-+]?\\d+(\\.\\d+)?$")) {
+                        double doubleValue;
+                        if (value instanceof Number) {
+                            doubleValue = ((Number) value).doubleValue();
+                        } else {
+                            doubleValue = Double.parseDouble(valueText);
+                        }
+                        List<SensorInterval> intervals = SensorsEditor.intervals(sensor);
+                        if (!intervals.isEmpty()) {
+                            valueText = intervalText(doubleValue, intervals);
+                        }
                     }
+                } else if (parameterName.equals("protocol")) {
+                    parameterName = i18n.protocol();
+                }
+                if (!valueText.isEmpty()) {
+                    body += "<tr><td style=\"padding: 3px 0px 3px 0px;\">" + parameterName + "</td><td>" + valueText + "</td></tr>";
                 }
-            } catch (Exception error) {
             }
         }
 
diff --git a/src/main/webapp/m/js/traccar-mobile.js b/src/main/webapp/m/js/traccar-mobile.js
index 32a735f1..d65a46aa 100644
--- a/src/main/webapp/m/js/traccar-mobile.js
+++ b/src/main/webapp/m/js/traccar-mobile.js
@@ -430,70 +430,87 @@ function loadDevices() {
 }
 
 function parseOther(position) {
-    // parse 'other' field
-    var xmlDoc;
-    if (window.DOMParser)  {
-        parser = new DOMParser();
-        xmlDoc = parser.parseFromString(position.other, "text/xml");
-        // Internet Explorer
-    } else {
-        xmlDoc = new ActiveXObject("Microsoft.XMLDOM");
-        xmlDoc.async = false;
-        xmlDoc.loadXML(position.other);
+    if (position.other == null) {
+        return null;
     }
 
+    // parse 'other' field
     var result;
-    if (xmlDoc.documentElement == null) {
-        result = null;
-    } else {
-        var device;
-        for (var i = 0; i < appState.devices.length; i++) {
-            if (appState.devices[i].id == position.device.id) {
-                device = appState.devices[i];
-                break;
-            }
+    if (position.other.indexOf("<") == 0) {
+        var xmlDoc;
+        if (window.DOMParser) {
+            parser = new DOMParser();
+            xmlDoc = parser.parseFromString(position.other, "text/xml");
+            // Internet Explorer
+        } else {
+            xmlDoc = new ActiveXObject("Microsoft.XMLDOM");
+            xmlDoc.async = false;
+            xmlDoc.loadXML(position.other);
         }
 
-        result = {};
-        var nodes = xmlDoc.documentElement.childNodes;
-        for (var i = 0; i < nodes.length; i++) {
-            var name = nodes[i].nodeName;
-            var valueText = nodes[i].textContent;
-            if (valueText == null) {
-                valueText = nodes[i].nodeValue;
+        if (xmlDoc.documentElement == null) {
+            return null;
+        } else {
+            result = {};
+            var nodes = xmlDoc.documentElement.childNodes;
+            for (var i = 0; i < nodes.length; i++) {
+                var name = nodes[i].nodeName;
+                var valueText = nodes[i].textContent;
+                if (valueText == null) {
+                    valueText = nodes[i].nodeValue;
+                }
+                result[name] = valueText;
             }
-            var visible = true;
-            for (var s = 0; s < device.sensors.length; s++) {
-                var sensor = device.sensors[s];
-                if (sensor.parameterName == name) {
-                    visible = sensor.visible;
-                    name = sensor.name;
-                    if (sensor.intervals != null && !isNaN(valueText)) {
-                        var intervals = JSON.parse(sensor.intervals);
-                        if (intervals.length > 0) {
-                            var value = valueText;
-                            var valueText = null;
-                            for (var j = 0; j < intervals.length; j++) {
-                                if (valueText == null) {
-                                    valueText = intervals[j].text;
-                                }
-                                if (value < intervals[j].value) {
-                                    break;
-                                }
+        }
+    } else {
+        result = JSON.parse(position.other);
+    }
+
+    var device;
+    for (var i = 0; i < appState.devices.length; i++) {
+        if (appState.devices[i].id == position.device.id) {
+            device = appState.devices[i];
+            break;
+        }
+    }
+
+    for (var originalName in result) {
+        var name = originalName;
+        var valueText = result[originalName];
+        var visible = true;
+        var changed = false;
+        for (var s = 0; s < device.sensors.length; s++) {
+            var sensor = device.sensors[s];
+            if (sensor.parameterName == name) {
+                visible = sensor.visible;
+                name = sensor.name;
+                changed = true;
+                if (sensor.intervals != null && !isNaN(valueText)) {
+                    var intervals = JSON.parse(sensor.intervals);
+                    if (intervals.length > 0) {
+                        var value = valueText;
+                        var valueText = null;
+                        for (var j = 0; j < intervals.length; j++) {
+                            if (valueText == null) {
                                 valueText = intervals[j].text;
                             }
+                            if (value < intervals[j].value) {
+                                break;
+                            }
+                            valueText = intervals[j].text;
                         }
                     }
-                    break;
                 }
+                break;
             }
-            if (!visible) {
-                continue;
-            }
+        }
+        if (!visible || changed) {
+            delete result[originalName];
+        }
+        if (visible) {
             result[name] = valueText;
         }
     }
-
     return result;
 }