Instruction Guide Alex May 21, 2020 01:08 Updated Follow SoundFly SD_Manual.pdf 2 MB Download Related articles What is the difference between this model and the Soundfly AUX FM Transmitter? Instruction Guide How does it identify, browse and show on display the various mp3 file folders on SD card ? How do you tune the FM frequency on this transmitter? Can Soundfly SD start playing from same point where I left when car gets turn off-on? Comments 0 comments Please sign in to leave a comment.