白黒 しろくろディスプレイじゃなかったです
shirokurodisupureijanakattadesu

Noun
Desu Copula

The polite, past negative form of 白黒ディスプレイ

1. Wasn't a monochrome display.; Wasn't a black and white display.

Past/Perfective
Negative
Polite
Casual Register
Computing