1. At Main Menu, press the button: Multimedia
2. Press the floor where you want to manage audio ;
3. Press the room where you want to manage audio ;
4. Make the function you want , MP3 or radio , as well as the respective CH1 and CH2 channel;
5. Choose the CH1 or CH2 channel
6. When choosing Radio function , filter the radio category ;
5. When choosing the MP3 function , it is available to your playlist list.