diff --git a/example/widgetExplorer/CMakeLists.txt b/example/widgetExplorer/CMakeLists.txt
index 2171f52..785518c 100644
--- a/example/widgetExplorer/CMakeLists.txt
+++ b/example/widgetExplorer/CMakeLists.txt
@@ -14,6 +14,9 @@ target_sources(${PROJECT_NAME}
         devicewindow.h
         devicewindow.ui
         main.cpp
+        metadatadialog.h
+        metadatadialog.cpp
+        metadatadialog.ui
         widgetexplorer.cpp
         widgetexplorer.h
     )
diff --git a/example/widgetExplorer/devicewindow.cpp b/example/widgetExplorer/devicewindow.cpp
index 47e2493..13ab4da 100644
--- a/example/widgetExplorer/devicewindow.cpp
+++ b/example/widgetExplorer/devicewindow.cpp
@@ -1,4 +1,5 @@
 #include "devicewindow.h"
+#include "metadatadialog.h"
 #include "ui_devicewindow.h"
 
 #include <QMessageBox>
@@ -20,6 +21,15 @@ DeviceWindow::DeviceWindow(QWidget *parent)
     ui->widgetView->setSortingEnabled(true);
     ui->widgetView->sortByColumn(WidgetModel::Column::PortName, Qt::SortOrder::AscendingOrder);
 
+    // model connections
+    connect(ui->actionParameter, &QAction::triggered,
+            this, [this]() {
+                auto selected = ui->widgetView->currentIndex();
+                if (!selected.isValid())
+                  return;
+                MetadataDialog dlg(selected.data(Qt::EditRole).value<DmxWidget*>(), this);
+                dlg.exec();
+            });
     // action connections
     connect(ui->actionAbout, &QAction::triggered,
             this, [this](){
diff --git a/example/widgetExplorer/metadatadialog.cpp b/example/widgetExplorer/metadatadialog.cpp
new file mode 100644
index 0000000..c8e55b2
--- /dev/null
+++ b/example/widgetExplorer/metadatadialog.cpp
@@ -0,0 +1,47 @@
+#include "metadatadialog.h"
+#include "ui_metadatadialog.h"
+#include <pro.h>
+#include <QPushButton>
+
+MetadataDialog::MetadataDialog(DmxWidget *device, QWidget *parent)
+    : QDialog(parent)
+    , ui(new Ui::MetadataDialog)
+    , dev(device)
+{
+    ui->setupUi(this);
+
+    ui->breakSpinBox->setSingleStep(ENTTEC::Pro::DMX_BREAK_INTERVAL);
+    ui->breakSpinBox->setMinimum(ENTTEC::Pro::DMX_BREAK_INTERVAL * ENTTEC::Pro::DMX_BREAK_MIN);
+    ui->breakSpinBox->setMaximum(ENTTEC::Pro::DMX_BREAK_INTERVAL * ENTTEC::Pro::DMX_BREAK_MAX);
+    ui->breakSpinBox->setValue(device->txBreakTime());
+
+    ui->mabSpinBox->setSingleStep(ENTTEC::Pro::DMX_MAB_INTERVAL);
+    ui->mabSpinBox->setMinimum(ENTTEC::Pro::DMX_MAB_INTERVAL * ENTTEC::Pro::DMX_MAB_MIN);
+    ui->mabSpinBox->setMaximum(ENTTEC::Pro::DMX_MAB_INTERVAL * ENTTEC::Pro::DMX_MAB_MAX);
+    ui->mabSpinBox->setValue(device->txMabTime());
+
+    ui->rateSpinBox->setSingleStep(1);
+    ui->rateSpinBox->setMinimum(0);         // zero rate for fastest tx possible
+    ui->rateSpinBox->setMaximum(ENTTEC::Pro::DMX_RATE_MAX);
+    ui->rateSpinBox->setValue(device->txRate());
+
+    connect(ui->buttonBox->button(QDialogButtonBox::RestoreDefaults), &QPushButton::clicked,
+                                  this, [this](){
+        ui->breakSpinBox->setValue(17 * ENTTEC::Pro::DMX_BREAK_INTERVAL);   // match OEM
+        ui->mabSpinBox->setValue(10 * ENTTEC::Pro::DMX_MAB_INTERVAL);       // match OEM
+        ui->rateSpinBox->setValue(40);                                      // match OEM
+    });
+
+    connect(this, &QDialog::accepted, this, [this](){
+        dev->setTxBreakTime(ui->breakSpinBox->value());
+        dev->setTxMabTime(ui->mabSpinBox->value());
+        dev->setTxRate(ui->rateSpinBox->value());
+        dev->setParameters();
+    });
+
+}
+
+MetadataDialog::~MetadataDialog()
+{
+    delete ui;
+}
diff --git a/example/widgetExplorer/metadatadialog.h b/example/widgetExplorer/metadatadialog.h
new file mode 100644
index 0000000..79b6588
--- /dev/null
+++ b/example/widgetExplorer/metadatadialog.h
@@ -0,0 +1,22 @@
+#pragma once
+
+#include <QDialog>
+#include <dmxwidget.h>
+
+namespace Ui {
+class MetadataDialog;
+}
+
+class MetadataDialog : public QDialog
+{
+    Q_OBJECT
+
+public:
+    explicit MetadataDialog(DmxWidget *device, QWidget *parent = nullptr);
+    ~MetadataDialog();
+
+private:
+    Ui::MetadataDialog *ui;
+    DmxWidget * dev;
+};
+
diff --git a/example/widgetExplorer/metadatadialog.ui b/example/widgetExplorer/metadatadialog.ui
new file mode 100644
index 0000000..2bf85eb
--- /dev/null
+++ b/example/widgetExplorer/metadatadialog.ui
@@ -0,0 +1,130 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>MetadataDialog</class>
+ <widget class="QDialog" name="MetadataDialog">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>467</width>
+    <height>151</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>Dialog</string>
+  </property>
+  <layout class="QFormLayout" name="formLayout">
+   <item row="0" column="1">
+    <widget class="QDoubleSpinBox" name="breakSpinBox">
+     <property name="toolTip">
+      <string>The BREAK generated by a transmitter is defined as a mark-to-space transition followed by a low of this duration, followed by a low to high transition.</string>
+     </property>
+     <property name="correctionMode">
+      <enum>QAbstractSpinBox::CorrectToNearestValue</enum>
+     </property>
+     <property name="suffix">
+      <string> μs</string>
+     </property>
+     <property name="decimals">
+      <number>1</number>
+     </property>
+     <property name="singleStep">
+      <double>10.670000000000000</double>
+     </property>
+    </widget>
+   </item>
+   <item row="1" column="0">
+    <widget class="QLabel" name="labelMAB">
+     <property name="toolTip">
+      <string>The MARK separating the BREAK and the START Code</string>
+     </property>
+     <property name="text">
+      <string>MAB Time</string>
+     </property>
+    </widget>
+   </item>
+   <item row="1" column="1">
+    <widget class="QDoubleSpinBox" name="mabSpinBox">
+     <property name="toolTip">
+      <string>The MARK separating the BREAK and the START Code</string>
+     </property>
+     <property name="suffix">
+      <string> μs</string>
+     </property>
+     <property name="decimals">
+      <number>1</number>
+     </property>
+    </widget>
+   </item>
+   <item row="2" column="0">
+    <widget class="QLabel" name="labelRate">
+     <property name="text">
+      <string>Rate</string>
+     </property>
+    </widget>
+   </item>
+   <item row="2" column="1">
+    <widget class="QSpinBox" name="rateSpinBox">
+     <property name="suffix">
+      <string> fps</string>
+     </property>
+    </widget>
+   </item>
+   <item row="3" column="0" colspan="2">
+    <widget class="QDialogButtonBox" name="buttonBox">
+     <property name="orientation">
+      <enum>Qt::Horizontal</enum>
+     </property>
+     <property name="standardButtons">
+      <set>QDialogButtonBox::Apply|QDialogButtonBox::Cancel|QDialogButtonBox::RestoreDefaults</set>
+     </property>
+    </widget>
+   </item>
+   <item row="0" column="0">
+    <widget class="QLabel" name="labelBreak">
+     <property name="toolTip">
+      <string>The BREAK indicates the start of a new packet.</string>
+     </property>
+     <property name="text">
+      <string>Break Time</string>
+     </property>
+    </widget>
+   </item>
+  </layout>
+ </widget>
+ <resources/>
+ <connections>
+  <connection>
+   <sender>buttonBox</sender>
+   <signal>accepted()</signal>
+   <receiver>MetadataDialog</receiver>
+   <slot>accept()</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>248</x>
+     <y>254</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>157</x>
+     <y>274</y>
+    </hint>
+   </hints>
+  </connection>
+  <connection>
+   <sender>buttonBox</sender>
+   <signal>rejected()</signal>
+   <receiver>MetadataDialog</receiver>
+   <slot>reject()</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>316</x>
+     <y>260</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>286</x>
+     <y>274</y>
+    </hint>
+   </hints>
+  </connection>
+ </connections>
+</ui>