Gadgetbridge/app/src/main/res/xml/devicesettings_sony_headphones_equalizer.xml

<?xml version="1.0" encoding="utf-8"?>
<androidx.preference.PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android">

    <PreferenceScreen
        android:icon="@drawable/ic_graphic_eq"
        android:key="pref_sony_equalizer"
        android:persistent="false"
        android:title="@string/pref_header_equalizer">

        <ListPreference
            android:defaultValue="off"
            android:entries="@array/sony_equalizer_mode_names"
            android:entryValues="@array/sony_equalizer_mode_values"
            android:icon="@drawable/ic_graphic_eq"
            android:key="pref_sony_equalizer_mode"
            android:summary="%s"
            android:title="@string/sony_equalizer" />

        <SeekBarPreference
            android:defaultValue="10"
            android:icon="@drawable/ic_graphic_eq"
            android:key="pref_sony_equalizer_band_400"
            android:max="20"
            android:title="@string/sony_equalizer_band_400" />
        <SeekBarPreference
            android:defaultValue="10"
            android:icon="@drawable/ic_graphic_eq"
            android:key="pref_sony_equalizer_band_1000"
            android:max="20"
            android:title="@string/sony_equalizer_band_1000" />
        <SeekBarPreference
            android:defaultValue="10"
            android:icon="@drawable/ic_graphic_eq"
            android:key="pref_sony_equalizer_band_2500"
            android:max="20"
            android:title="@string/sony_equalizer_band_2500" />
        <SeekBarPreference
            android:defaultValue="10"
            android:icon="@drawable/ic_graphic_eq"
            android:key="pref_sony_equalizer_band_6300"
            android:max="20"
            android:title="@string/sony_equalizer_band_6300" />
        <SeekBarPreference
            android:defaultValue="10"
            android:icon="@drawable/ic_graphic_eq"
            android:key="pref_sony_equalizer_band_16000"
            android:max="20"
            android:title="@string/sony_equalizer_band_16000" />

        <SeekBarPreference
            android:defaultValue="10"
            android:icon="@drawable/ic_speaker"
            android:key="pref_sony_equalizer_bass"
            android:max="20"
            android:title="@string/sony_equalizer_clear_bass" />
    </PreferenceScreen>

</androidx.preference.PreferenceScreen>