Automation/app/src/main/res/layout/activity_volume_calibration.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical"
    android:layout_margin="@dimen/default_margin" >

    <TextView
        android:id="@+id/tvVolumeCalibrationExplanation"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="@string/volumeCalibrationExplanation"
        android:layout_marginBottom="20dp" />

    <TableLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content" >
        
        <TableRow>
		    <TextView
		        android:layout_width="0dp"
		        android:layout_height="wrap_content"
		        android:text="@string/currentVolume"
			    android:layout_weight="5"
		        android:textAppearance="?android:attr/textAppearanceMedium" />
		    
		    <TextView
		        android:id="@+id/tvCurrentVolume"
				android:layout_marginLeft="@dimen/default_margin"
		        android:layout_width="0dp"
		        android:layout_height="wrap_content"
		        android:text="0dB"
			    android:layout_weight="5"
		        android:textAppearance="?android:attr/textAppearanceMedium" />
		</TableRow>
		
		<TableRow
		    android:layout_marginTop="10dp" >
		    <TextView
		        android:layout_width="0dp"
		        android:layout_height="wrap_content"
		        android:text="@string/referenceValueForNoiseLevelMeasurementsTitle"
			    android:layout_weight="5"
		        android:textAppearance="?android:attr/textAppearanceMedium"
		        android:layout_gravity="fill" />
		    
		    <EditText
		        android:id="@+id/etReferenceValue"
				android:layout_marginLeft="@dimen/default_margin"
		        android:layout_width="0dp"
		        android:layout_height="wrap_content"
			    android:layout_weight="5"
			    android:inputType="numberSigned"
			    android:editable="false"
		        android:textAppearance="?android:attr/textAppearanceMedium" />
	    </TableRow>
	    
	</TableLayout>

    <SeekBar
        android:layout_marginTop="20dp"
        android:id="@+id/sbReferenceValue"
        android:layout_width="match_parent"
        android:layout_height="wrap_content" />

	<TextView
		android:layout_width="match_parent"
		android:layout_height="wrap_content"
		android:text="@string/android9RecordAudioNotice"
		android:layout_marginTop="20dp"/>

</LinearLayout>