I am using a 256GB Class 10 card from PNY. You have to reformat large cards to FAT32 as XFAT is not supported. I use Fat32Formatter to do this,   The exact card I got was.  ...

I use my HM 601 with a 256GB SD Card (recently upgraded from 128GB). I store all my Flacs on this. I tend to only play by navigating to SDCard then the Artist and Folder for Album, I do not use playlists etc. I even think my tags are not 100% correct.   However for the file management to be...

Thought I would let you all know that I am having luck using my 601 with a 128GB card. It must be formatted fat32 not xfat which is a little tricky. I have it full of my ripped (flac) cd's the album section does not work but this is probably an issue with my tags rather than the card. I simply...