diff --git a/app/src/main/res/layout/voip_buttons_incoming.xml b/app/src/main/res/layout/voip_buttons_incoming.xml
index efffbe663..b1765e4e3 100644
--- a/app/src/main/res/layout/voip_buttons_incoming.xml
+++ b/app/src/main/res/layout/voip_buttons_incoming.xml
@@ -3,7 +3,9 @@
     xmlns:app="http://schemas.android.com/apk/res-auto">
 
     <data>
+
         <import type="android.view.View" />
+
         <variable
             name="viewModel"
             type="org.linphone.activities.voip.viewmodels.ControlsViewModel" />
@@ -27,7 +29,7 @@
             app:layout_constraintDimensionRatio="W,1.26:1"
             app:layout_constraintEnd_toStartOf="@id/answer"
             app:layout_constraintHorizontal_chainStyle="packed"
-            app:layout_constraintStart_toStartOf="parent"/>
+            app:layout_constraintStart_toStartOf="parent" />
 
         <ImageView
             android:id="@+id/answer"
diff --git a/app/src/main/res/layout/voip_buttons_outgoing.xml b/app/src/main/res/layout/voip_buttons_outgoing.xml
index 7cb9d7056..839e3675f 100644
--- a/app/src/main/res/layout/voip_buttons_outgoing.xml
+++ b/app/src/main/res/layout/voip_buttons_outgoing.xml
@@ -3,7 +3,9 @@
     xmlns:app="http://schemas.android.com/apk/res-auto">
 
     <data>
+
         <import type="android.view.View" />
+
         <variable
             name="controlsViewModel"
             type="org.linphone.activities.voip.viewmodels.ControlsViewModel" />
@@ -24,7 +26,7 @@
             android:src="@drawable/icon_call_hangup"
             app:layout_constraintBottom_toBottomOf="parent"
             app:layout_constraintDimensionRatio="W,1.26:1"
-            app:layout_constraintStart_toStartOf="parent"/>
+            app:layout_constraintStart_toStartOf="parent" />
 
         <ImageView
             android:id="@+id/microphone"
@@ -42,7 +44,7 @@
             app:layout_constraintDimensionRatio="W,1:1"
             app:layout_constraintEnd_toStartOf="@id/speaker"
             app:layout_constraintHorizontal_chainStyle="packed"
-            app:layout_constraintStart_toStartOf="@id/hangup"/>
+            app:layout_constraintStart_toStartOf="@id/hangup" />
 
         <ImageView
             android:id="@+id/speaker"
@@ -58,7 +60,7 @@
             app:layout_constraintBottom_toBottomOf="parent"
             app:layout_constraintDimensionRatio="W,1:1"
             app:layout_constraintEnd_toEndOf="@id/numpad"
-            app:layout_constraintStart_toEndOf="@id/microphone"/>
+            app:layout_constraintStart_toEndOf="@id/microphone" />
 
         <ImageView
             android:id="@+id/numpad"
@@ -72,7 +74,7 @@
             android:visibility="@{controlsViewModel.isOutgoingEarlyMedia ? View.VISIBLE : View.GONE, default=gone}"
             app:layout_constraintBottom_toBottomOf="parent"
             app:layout_constraintDimensionRatio="W,1:1"
-            app:layout_constraintEnd_toEndOf="parent"/>
+            app:layout_constraintEnd_toEndOf="parent" />
 
     </androidx.constraintlayout.widget.ConstraintLayout>
 
diff --git a/app/src/main/res/layout/voip_call_incoming_fragment.xml b/app/src/main/res/layout/voip_call_incoming_fragment.xml
index 794bd7ab0..588536a4a 100644
--- a/app/src/main/res/layout/voip_call_incoming_fragment.xml
+++ b/app/src/main/res/layout/voip_call_incoming_fragment.xml
@@ -3,10 +3,13 @@
     xmlns:app="http://schemas.android.com/apk/res-auto">
 
     <data>
+
         <import type="android.view.View" />
+
         <variable
             name="callsViewModel"
             type="org.linphone.activities.voip.viewmodels.CallsViewModel" />
+
         <variable
             name="controlsViewModel"
             type="org.linphone.activities.voip.viewmodels.ControlsViewModel" />
diff --git a/app/src/main/res/layout/voip_call_outgoing_fragment.xml b/app/src/main/res/layout/voip_call_outgoing_fragment.xml
index a119a0060..a8c5ba11f 100644
--- a/app/src/main/res/layout/voip_call_outgoing_fragment.xml
+++ b/app/src/main/res/layout/voip_call_outgoing_fragment.xml
@@ -3,10 +3,13 @@
     xmlns:app="http://schemas.android.com/apk/res-auto">
 
     <data>
+
         <import type="android.view.View" />
+
         <variable
             name="callsViewModel"
             type="org.linphone.activities.voip.viewmodels.CallsViewModel" />
+
         <variable
             name="controlsViewModel"
             type="org.linphone.activities.voip.viewmodels.ControlsViewModel" />
@@ -103,7 +106,7 @@
             app:layout_constraintBottom_toBottomOf="parent"
             app:layout_constraintEnd_toEndOf="parent"
             app:layout_constraintStart_toStartOf="parent"
-            app:layout_constraintWidth_max="350dp" />
+            app:layout_constraintWidth_max="@dimen/voip_buttons_max_width" />
 
         <ViewStub
             android:id="@+id/stub_numpad"
diff --git a/app/src/main/res/layout/voip_conference_participant_remote_active_speaker_miniature.xml b/app/src/main/res/layout/voip_conference_participant_remote_active_speaker_miniature.xml
index 680f3a031..306915ebb 100644
--- a/app/src/main/res/layout/voip_conference_participant_remote_active_speaker_miniature.xml
+++ b/app/src/main/res/layout/voip_conference_participant_remote_active_speaker_miniature.xml
@@ -3,7 +3,9 @@
     xmlns:app="http://schemas.android.com/apk/res-auto">
 
     <data>
+
         <import type="android.view.View" />
+
         <variable
             name="data"
             type="org.linphone.activities.voip.data.ConferenceParticipantDeviceData" />
@@ -14,91 +16,81 @@
         android:layout_height="@dimen/voip_active_speaker_miniature_size"
         android:layout_marginStart="5dp"
         android:layout_marginEnd="5dp"
-        app:layout_flexShrink="0"
-        app:layout_alignSelf="flex_end">
+        android:background="@{!data.isInConference ? @drawable/shape_remote_paused_background : data.videoEnabled ? @drawable/shape_remote_video_background : @drawable/shape_remote_background, default=@drawable/shape_remote_background}"
+        app:layout_alignSelf="flex_end"
+        app:layout_flexShrink="0">
 
-        <androidx.constraintlayout.widget.ConstraintLayout
-            android:layout_width="0dp"
-            android:layout_height="0dp"
-            android:background="@{!data.isInConference ? @drawable/shape_remote_paused_background : data.videoEnabled ? @drawable/shape_remote_video_background : @drawable/shape_remote_background, default=@drawable/shape_remote_background}"
-            app:layout_constraintTop_toTopOf="parent"
+        <include
+            layout="@layout/voip_contact_avatar"
+            android:layout_width="@dimen/voip_conference_active_speaker_miniature_avatar_size"
+            android:layout_height="@dimen/voip_conference_active_speaker_miniature_avatar_size"
+            android:visibility="@{data.videoEnabled || !data.isInConference ? View.GONE : View.VISIBLE, default=gone}"
+            app:data="@{data}"
             app:layout_constraintBottom_toBottomOf="parent"
+            app:layout_constraintEnd_toEndOf="parent"
             app:layout_constraintStart_toStartOf="parent"
-            app:layout_constraintEnd_toEndOf="parent">
-
-            <include
-                android:layout_width="@dimen/voip_conference_active_speaker_miniature_avatar_size"
-                android:layout_height="@dimen/voip_conference_active_speaker_miniature_avatar_size"
-                android:visibility="@{data.videoEnabled || !data.isInConference ? View.GONE : View.VISIBLE, default=gone}"
-                app:layout_constraintStart_toStartOf="parent"
-                app:layout_constraintEnd_toEndOf="parent"
-                app:layout_constraintTop_toTopOf="parent"
-                app:layout_constraintBottom_toBottomOf="parent"
-                app:data="@{data}"
-                layout="@layout/voip_contact_avatar" />
-
-        </androidx.constraintlayout.widget.ConstraintLayout>
+            app:layout_constraintTop_toTopOf="parent" />
 
         <org.linphone.activities.voip.views.RoundCornersTextureView
             android:id="@+id/participant_video_surface"
-            android:visibility="@{data.videoEnabled &amp;&amp; data.isInConference ? View.VISIBLE : View.GONE}"
             participantTextureView="@{data}"
             android:layout_width="0dp"
             android:layout_height="0dp"
+            android:visibility="@{data.videoEnabled &amp;&amp; data.isInConference ? View.VISIBLE : View.GONE}"
             app:alignTopRight="false"
             app:displayMode="hybrid"
-            app:layout_constraintTop_toTopOf="parent"
             app:layout_constraintBottom_toBottomOf="parent"
+            app:layout_constraintEnd_toEndOf="parent"
             app:layout_constraintStart_toStartOf="parent"
-            app:layout_constraintEnd_toEndOf="parent" />
+            app:layout_constraintTop_toTopOf="parent" />
 
         <ImageView
-            android:visibility="@{data.isInConference ? View.GONE : View.VISIBLE, default=gone}"
             android:layout_width="@dimen/voip_conference_active_speaker_miniature_avatar_size"
             android:layout_height="@dimen/voip_conference_active_speaker_miniature_avatar_size"
-            android:src="@drawable/icon_pause"
             android:background="@drawable/shape_button_background"
             android:contentDescription="@string/content_description_participant_is_paused"
-            app:layout_constraintTop_toTopOf="parent"
+            android:src="@drawable/icon_pause"
+            android:visibility="@{data.isInConference ? View.GONE : View.VISIBLE, default=gone}"
             app:layout_constraintBottom_toBottomOf="parent"
+            app:layout_constraintEnd_toEndOf="parent"
             app:layout_constraintStart_toStartOf="parent"
-            app:layout_constraintEnd_toEndOf="parent" />
+            app:layout_constraintTop_toTopOf="parent" />
 
         <ImageView
-            android:onClick="@{() -> data.switchCamera()}"
-            android:visibility="@{data.videoEnabled &amp;&amp; data.isSwitchCameraAvailable() &amp;&amp; data.isInConference ? View.VISIBLE : View.GONE, default=gone}"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
             android:layout_margin="5dp"
+            android:contentDescription="@string/content_description_switch_camera"
+            android:onClick="@{() -> data.switchCamera()}"
             android:padding="5dp"
             android:src="@drawable/icon_call_camera_switch"
-            android:contentDescription="@string/content_description_switch_camera"
-            app:layout_constraintTop_toTopOf="@id/participant_video_surface"
-            app:layout_constraintEnd_toEndOf="@id/participant_video_surface"/>
+            android:visibility="@{data.videoEnabled &amp;&amp; data.isSwitchCameraAvailable() &amp;&amp; data.isInConference ? View.VISIBLE : View.GONE, default=gone}"
+            app:layout_constraintEnd_toEndOf="@id/participant_video_surface"
+            app:layout_constraintTop_toTopOf="@id/participant_video_surface" />
 
         <ImageView
-            android:visibility="@{data.activeSpeaker ? View.VISIBLE : View.GONE, default=gone}"
             android:layout_width="0dp"
             android:layout_height="0dp"
+            android:contentDescription="@null"
+            android:src="@drawable/shape_conference_active_speaker_border"
+            android:visibility="@{data.activeSpeaker ? View.VISIBLE : View.GONE, default=gone}"
             app:layout_constraintBottom_toBottomOf="parent"
             app:layout_constraintLeft_toLeftOf="parent"
             app:layout_constraintRight_toRightOf="parent"
-            app:layout_constraintTop_toTopOf="parent"
-            android:src="@drawable/shape_conference_active_speaker_border"
-            android:contentDescription="@null"/>
+            app:layout_constraintTop_toTopOf="parent" />
 
         <TextView
             android:id="@+id/participant_name"
-            android:text="@{data.contact.fullName ?? data.displayName}"
             style="@style/call_remote_name_font"
             android:layout_width="0dp"
             android:layout_height="wrap_content"
-            android:layout_marginBottom="5dp"
             android:layout_marginStart="5dp"
             android:layout_marginEnd="5dp"
-            app:layout_constraintStart_toStartOf="parent"
+            android:layout_marginBottom="5dp"
+            android:text="@{data.contact.fullName ?? data.displayName}"
             app:layout_constraintBottom_toBottomOf="parent"
-            app:layout_constraintEnd_toEndOf="parent"/>
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintStart_toStartOf="parent" />
 
         <!--<TextView
             android:visibility="@{data.isInConference ? View.GONE : View.VISIBLE, default=gone}"
@@ -114,14 +106,14 @@
         <ImageView
             android:layout_width="@dimen/voip_conference_participant_mic_muted_icon_size"
             android:layout_height="@dimen/voip_conference_participant_mic_muted_icon_size"
-            android:visibility="@{data.micMuted ? View.VISIBLE : View.GONE, default=gone}"
-            android:padding="5dp"
             android:layout_margin="5dp"
             android:background="@drawable/shape_button_disabled_background"
-            android:src="@drawable/icon_mic_muted"
             android:contentDescription="@string/content_description_conference_participant_mic_muted"
+            android:padding="5dp"
+            android:src="@drawable/icon_mic_muted"
+            android:visibility="@{data.micMuted ? View.VISIBLE : View.GONE, default=gone}"
             app:layout_constraintLeft_toLeftOf="parent"
-            app:layout_constraintTop_toTopOf="parent"/>
+            app:layout_constraintTop_toTopOf="parent" />
 
     </androidx.constraintlayout.widget.ConstraintLayout>
 
diff --git a/app/src/main/res/layout/voip_conference_participant_remote_grid.xml b/app/src/main/res/layout/voip_conference_participant_remote_grid.xml
index afe46d9a6..af93dafa2 100644
--- a/app/src/main/res/layout/voip_conference_participant_remote_grid.xml
+++ b/app/src/main/res/layout/voip_conference_participant_remote_grid.xml
@@ -3,123 +3,118 @@
     xmlns:app="http://schemas.android.com/apk/res-auto">
 
     <data>
+
         <import type="android.view.View" />
+
         <variable
             name="data"
             type="org.linphone.activities.voip.data.ConferenceParticipantDeviceData" />
     </data>
 
     <androidx.constraintlayout.widget.ConstraintLayout
-        android:layout_width="0dp"
-        android:layout_height="0dp"
-        android:padding="5dp">
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:background="@{!data.isInConference ? @drawable/shape_remote_paused_background : data.videoEnabled ? @drawable/shape_remote_video_background : @drawable/shape_remote_background, default=@drawable/shape_remote_background}"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintDimensionRatio="1:1"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent">
 
-        <androidx.constraintlayout.widget.ConstraintLayout
-            android:layout_width="match_parent"
-            android:layout_height="match_parent"
-            android:background="@{!data.isInConference ? @drawable/shape_remote_paused_background : data.videoEnabled ? @drawable/shape_remote_video_background : @drawable/shape_remote_background, default=@drawable/shape_remote_background}"
-            app:layout_constraintStart_toStartOf="parent"
-            app:layout_constraintEnd_toEndOf="parent"
-            app:layout_constraintTop_toTopOf="parent"
+        <include
+            layout="@layout/voip_contact_avatar"
+            android:layout_width="0dp"
+            android:layout_height="0dp"
+            android:layout_margin="30dp"
+            android:visibility="@{data.videoEnabled || !data.isInConference ? View.GONE : View.VISIBLE, default=gone}"
+            app:data="@{data}"
             app:layout_constraintBottom_toBottomOf="parent"
-            app:layout_constraintDimensionRatio="1:1">
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintHeight_max="200dp"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toTopOf="parent" />
 
-            <include
-                android:layout_width="0dp"
-                android:layout_height="0dp"
-                android:layout_margin="30dp"
-                android:visibility="@{data.videoEnabled || !data.isInConference ? View.GONE : View.VISIBLE, default=gone}"
-                app:layout_constraintStart_toStartOf="parent"
-                app:layout_constraintEnd_toEndOf="parent"
-                app:layout_constraintTop_toTopOf="parent"
-                app:layout_constraintBottom_toBottomOf="parent"
-                app:layout_constraintHeight_max="200dp"
-                app:data="@{data}"
-                layout="@layout/voip_contact_avatar" />
+        <org.linphone.activities.voip.views.RoundCornersTextureView
+            android:id="@+id/participant_video_surface"
+            participantTextureView="@{data}"
+            android:layout_width="0dp"
+            android:layout_height="0dp"
+            android:visibility="@{data.videoEnabled &amp;&amp; data.isInConference ? View.VISIBLE : View.GONE}"
+            app:alignTopRight="false"
+            app:displayMode="hybrid"
+            app:layout_constraintBottom_toBottomOf="parent"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toTopOf="parent" />
 
-            <org.linphone.activities.voip.views.RoundCornersTextureView
-                android:id="@+id/participant_video_surface"
-                android:visibility="@{data.videoEnabled &amp;&amp; data.isInConference ? View.VISIBLE : View.GONE}"
-                participantTextureView="@{data}"
-                android:layout_width="0dp"
-                android:layout_height="0dp"
-                app:alignTopRight="false"
-                app:displayMode="hybrid"
-                app:layout_constraintTop_toTopOf="parent"
-                app:layout_constraintBottom_toBottomOf="parent"
-                app:layout_constraintStart_toStartOf="parent"
-                app:layout_constraintEnd_toEndOf="parent" />
+        <ImageView
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:background="@drawable/shape_button_background"
+            android:contentDescription="@string/content_description_participant_is_paused"
+            android:src="@drawable/icon_pause"
+            android:visibility="@{data.isInConference ? View.GONE : View.VISIBLE, default=gone}"
+            app:layout_constraintBottom_toBottomOf="parent"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toTopOf="parent" />
 
-            <ImageView
-                android:visibility="@{data.isInConference ? View.GONE : View.VISIBLE, default=gone}"
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                android:src="@drawable/icon_pause"
-                android:background="@drawable/shape_button_background"
-                android:contentDescription="@string/content_description_participant_is_paused"
-                app:layout_constraintTop_toTopOf="parent"
-                app:layout_constraintBottom_toBottomOf="parent"
-                app:layout_constraintStart_toStartOf="parent"
-                app:layout_constraintEnd_toEndOf="parent"/>
+        <ImageView
+            android:layout_width="0dp"
+            android:layout_height="0dp"
+            android:adjustViewBounds="true"
+            android:contentDescription="@null"
+            android:src="@drawable/shape_conference_active_speaker_border"
+            android:visibility="@{data.activeSpeaker ? View.VISIBLE : View.GONE, default=gone}"
+            app:layout_constraintBottom_toBottomOf="parent"
+            app:layout_constraintLeft_toLeftOf="parent"
+            app:layout_constraintRight_toRightOf="parent"
+            app:layout_constraintTop_toTopOf="parent" />
 
-            <ImageView
-                android:visibility="@{data.activeSpeaker ? View.VISIBLE : View.GONE, default=gone}"
-                android:layout_width="0dp"
-                android:layout_height="0dp"
-                app:layout_constraintBottom_toBottomOf="parent"
-                app:layout_constraintLeft_toLeftOf="parent"
-                app:layout_constraintRight_toRightOf="parent"
-                app:layout_constraintTop_toTopOf="parent"
-                android:src="@drawable/shape_conference_active_speaker_border"
-                android:adjustViewBounds="true"
-                android:contentDescription="@null"/>
+        <TextView
+            android:id="@+id/participant_name"
+            style="@style/call_remote_name_font"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_marginStart="10dp"
+            android:layout_marginBottom="10dp"
+            android:text="@{data.contact.fullName ?? data.displayName}"
+            app:layout_constraintBottom_toBottomOf="parent"
+            app:layout_constraintStart_toStartOf="parent" />
 
-            <TextView
-                android:id="@+id/participant_name"
-                android:text="@{data.contact.fullName ?? data.displayName}"
-                style="@style/call_remote_name_font"
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                android:layout_marginBottom="10dp"
-                android:layout_marginStart="10dp"
-                app:layout_constraintStart_toStartOf="parent"
-                app:layout_constraintBottom_toBottomOf="parent"/>
+        <TextView
+            style="@style/call_remote_name_font"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_marginStart="5dp"
+            android:text="@string/conference_participant_paused"
+            android:visibility="@{data.isInConference ? View.GONE : View.VISIBLE, default=gone}"
+            app:layout_constraintBottom_toBottomOf="@id/participant_name"
+            app:layout_constraintStart_toEndOf="@id/participant_name" />
 
-            <TextView
-                android:visibility="@{data.isInConference ? View.GONE : View.VISIBLE, default=gone}"
-                android:text="@string/conference_participant_paused"
-                style="@style/call_remote_name_font"
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                android:layout_marginStart="5dp"
-                app:layout_constraintStart_toEndOf="@id/participant_name"
-                app:layout_constraintBottom_toBottomOf="@id/participant_name"/>
+        <ImageView
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_margin="5dp"
+            android:contentDescription="@string/content_description_switch_camera"
+            android:onClick="@{() -> data.switchCamera()}"
+            android:padding="5dp"
+            android:src="@drawable/icon_call_camera_switch"
+            android:visibility="@{data.videoEnabled &amp;&amp; data.isSwitchCameraAvailable() &amp;&amp; data.isInConference ? View.VISIBLE : View.GONE, default=gone}"
+            app:layout_constraintRight_toRightOf="parent"
+            app:layout_constraintTop_toTopOf="parent" />
 
-            <ImageView
-                android:onClick="@{() -> data.switchCamera()}"
-                android:visibility="@{data.videoEnabled &amp;&amp; data.isSwitchCameraAvailable() &amp;&amp; data.isInConference ? View.VISIBLE : View.GONE, default=gone}"
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                android:layout_margin="5dp"
-                android:padding="5dp"
-                android:src="@drawable/icon_call_camera_switch"
-                android:contentDescription="@string/content_description_switch_camera"
-                app:layout_constraintRight_toRightOf="parent"
-                app:layout_constraintTop_toTopOf="parent"/>
-
-            <ImageView
-                android:layout_height="@dimen/voip_conference_participant_mic_muted_icon_size"
-                android:layout_width="@dimen/voip_conference_participant_mic_muted_icon_size"
-                android:visibility="@{data.micMuted ? View.VISIBLE : View.GONE, default=gone}"
-                android:background="@drawable/shape_button_disabled_background"
-                android:src="@drawable/icon_mic_muted"
-                android:padding="5dp"
-                android:layout_margin="5dp"
-                android:contentDescription="@string/content_description_conference_participant_mic_muted"
-                app:layout_constraintLeft_toLeftOf="parent"
-                app:layout_constraintTop_toTopOf="parent"/>
-
-        </androidx.constraintlayout.widget.ConstraintLayout>
+        <ImageView
+            android:layout_width="@dimen/voip_conference_participant_mic_muted_icon_size"
+            android:layout_height="@dimen/voip_conference_participant_mic_muted_icon_size"
+            android:layout_margin="5dp"
+            android:background="@drawable/shape_button_disabled_background"
+            android:contentDescription="@string/content_description_conference_participant_mic_muted"
+            android:padding="5dp"
+            android:src="@drawable/icon_mic_muted"
+            android:visibility="@{data.micMuted ? View.VISIBLE : View.GONE, default=gone}"
+            app:layout_constraintLeft_toLeftOf="parent"
+            app:layout_constraintTop_toTopOf="parent" />
 
     </androidx.constraintlayout.widget.ConstraintLayout>