File list (Check if you may need any files):
MP3
...\AT89C51SND1C.h
...\file_system.c
...\file_system.h
...\file_system.LST
...\file_system.OBJ
...\hardware.h
...\IDE.C
...\IDE.h
...\IDE.LST
...\IDE.OBJ
...\Initial.c
...\Initial.h
...\Initial.LST
...\Initial.OBJ
...\keyboard.c
...\Keyboard.h
...\keyboard.LST
...\keyboard.OBJ
...\LCD.C
...\LCD.H
...\LCD.LST
...\LCD.OBJ
...\main.c
...\main.LST
...\main.OBJ
...\MASS_STORAGE.H
...\MP3
...\MP3.c
...\MP3.h
...\MP3.hex
...\MP3.LST
...\MP3.M51
...\MP3.OBJ
...\MP3.Opt
...\MP3.plg
...\MP3.Uv2
...\MP32.c
...\MP3_Opt.Bak
...\MP3_Uv2.Bak
...\UNICODE.H
...\Usb.c
...\USB.H
...\Usb.LST
...\Usb.OBJ