audio playback

Good afternoon everyone, I believe this is my first post and I am hoping for some positive responses. I am looking for a way of playing back multichannel audio through my HDR-FOX T2. It is possible to play films with multichannel audio through the USB socket on the front, MP4s. It would be...

I assume that the HD-Fox T2 can playback MP3s stored on a USB memory stick but can it play "FLAC" files? If not, is this facility available in any of the "Hacked" firmware versions?