揮発 きはつ せい記憶 きおく装置 そうちでしょう
fukihatsu sei kiokusōchideshō

Noun
Desu Copula

Expresses probability in a polite manner ("probably…") of 不揮発性記憶装置

1. Non-volatile memory, likely.; Probably a non-volatile memory device.

Polite
Presumptive
Conjecture
Computing