Sony PRS-900BC - Manual (Page 186)

186
Other Information
Notes on memory cards
You can use the following memory cards with the
Reader.
Memory Stick Duo
media
Memory Stick Duo

Memory Stick PRO Duo 
Memory Stick Micro

SD Card SD Card
SDHC Card
Notes
 Sony’s Memory Stick Duo media of up to 32 GB has been
tested to work with the Reader. But the proper operation on all
types of the Memory Stick Duo media is not guaranteed.
 SD card of up to 32 GB has been tested to work with the
Reader; however, not all SD cards are guaranteed to work.
 The M2 Duo-size adapter must be attached to use Memory
Stick Micro media in a slot for Memory Stick Duo media.
Continued