This is the 16066th most frequent Russian word.
радиоуправляемые
Radio-controlled.
The word 'радиоуправляемые' specifies the type of toys as being controlled by radio signals.
Эти радиоуправляемые игрушки стали очень популярны.
These remote-controlled toys have become very popular.
The word 'радиоуправляемых' is used as an adjective, describing the models that are controlled via radio communication.
Мастерская предлагает услуги по ремонту радиоуправляемых моделей.
The workshop offers services for repairing radio-controlled models.
The word 'радиоуправляемой' functions here in a genitive case form, modifying and describing the car.