MS Chinese called the memory stick, is SONY special format, basic only in SONY digital camera to use.

MS中文称为记忆棒，是索尼专用格式，基本只在索尼数码相机上使用。

youdao

In addition, these guys accommodate all the standard media card formats, including CompactFlash, Microdrive, SecureDigital (SD), SDHC, (Memory Stick) MS, MS Pro, MS Duo, and MultiMediaCard (MMC).

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