Zoom USB Interface For MRS1044 Recorder
Hard-Disk Multitrack Expansion Boards for Recording work

Zoom USB Interface For MRS1044 Recorder
The hard disk format for the MRS-1044 is FAT32. Thus, if the MRS-1044 is connected to a PC using the USB interface, all folders and files can be controlled on the PC. For power users, non-real-time processing such as data backup, creation of audio CDs and data export/import with DAW software can be performed on a PC.More Details
If that's not enough then check out the following link for the full specifications - USB Interface For MRS1044 Recorder