Karabiner configuration file for my keyboard on Mac OS

private.xml

<?xml version="1.0"?>
<root>
  <item>
    <name>My settings</name>
    <identifier>private.mysettings</identifier>
    <autogen>__KeyToKey__ KeyCode::D, ModifierFlag::COMMAND_L, ConsumerKeyCode::MUSIC_NEXT</autogen>
    <autogen>__KeyToKey__ KeyCode::S, ModifierFlag::COMMAND_L, ConsumerKeyCode::MUSIC_PREV</autogen>
    <autogen>__KeyToKey__ KeyCode::P, ModifierFlag::COMMAND_L, ConsumerKeyCode::MUSIC_PLAY</autogen>
    <autogen>__KeyToKey__ KeyCode::EQUAL, ModifierFlag::COMMAND_L, ConsumerKeyCode::VOLUME_UP</autogen>
    <autogen>__KeyToKey__ KeyCode::MINUS, ModifierFlag::COMMAND_L, ConsumerKeyCode::VOLUME_DOWN</autogen>
  </item>
</root>