I have the exact same one, and it works in every H/PC I have from CE 2.11 forward, including my 720.
(It's formatted to FAT32 so I haven't tested it in CE 1.0 or 2.0.
) Now submitted to the HCL, with thanx to Rick Plume
(who I see has tested it successfully in CE 1.0 and 2.0
).