Any specification for the FUSE? John November 27, 2018 00:35 Updated Follow The fuse is a f500mal 250v. Related articles Instruction Guide How do you tune the FM frequency on this transmitter? I recently brought this device. I am not able to play my ipod connected to this device using the USB interface. Thanks in advance for your help. How does it identify, browse and show on display the various mp3 file folders on SD card ? Comments 0 comments Please sign in to leave a comment.