noun-modifying (irregular)
mid-range; middle level
Wasei-eigo from 'middle end', used to describe products or services that are between low-end and high-end in quality or price. Often used attributively before nouns like モデル or スマホ.
wasei-eigo (Japanese-coined English), from middle end
See also: ハイエンド
ミドルエンドのスマホはコスパがいい。
Mid-range smartphones offer good value for money.
このメーカーはミドルエンドモデルに力を入れている。
This manufacturer is focusing on mid-range models.