Solo Music Pro Want a high-quality and multifunctional MP3 player? This application will be able not only to please but also to surprise you with its functionality. Of course, it performs all the standard functions of the MP3 player, and can play music in almost any format, also here is very simple and convenient library which you will never lose your favorite audio recording. The main feature is the sleep timer, with it, you can fall asleep to music, but also do not discharge your device, because it will turn off by timer. Equalizer settings enhance the functionality and improve the sound.