Easily store your high-resolution images & other data. Built-in erasure-prevention switch prevents accidental data deletion. For use in all Sony ® Memory Stick (with included adapter) & Memory Stick Duo PRO compatible devices, including digital cameras, MP3 players, camcorders & computers. Storage Capacity: 512 MB; for Use With: Camcorders; Computers; Digital Cameras; Memory Stick Duo PRO Compatible Devices; MP3 Players; Sony ® Memory Stick; Memory Card Type: Memory Stick.