... mp3 Audio playback(2)Integrated USB2.0 full-speed host controller(3)SD/MMC CARD controller(4)One route AUX input (5)USB flash ... switch 6,USB flash disk slot 7,EQ,Sound choices(standard, classical, bass, jazz, rock and popular),be invalid in FM ... , FM . Lasting press for 3 secondsRemote controller function1, MODE,Mode key, USB flash disks and SD cards transform each other, AUX input ...