拡張 かくちょう記憶 きおく装置 そうちじゃありません
kakuchōkiokusōchijārimasen

Noun
Desu Copula
Negation Auxiliary

The polite negative form of 拡張記憶装置

1. It is not an extended memory device.; It's not an extended storage device.

Negative
Polite
Terminal Form
Computing