session-android/res/xml-mcc310-mnc560/mms_config.xml

<?xml version="1.0" encoding="utf-8"?>
<mms_config version="8">
    <int name="maxMessageSize">1048576</int>
    <int name="maxImageHeight">1944</int>
    <int name="maxImageWidth">2592</int>
    <int name="recipientLimit">10</int>
    <string name="spamForwardingNumber">7726</string>
    <bool name="smsDeliveryReportSettingOnByDefault">false</bool>
    <bool name="enableSMSDeliveryReports">false</bool>
    <bool name="allowChangingMmsRoamingAutoRetrieve">false</bool>
    <bool name="mmsRoamingAutoRetrieveByDefault">true</bool>
    <bool name="supportMmsPriority">false</bool>
</mms_config>