remote control vs device

remote control and device both are nouns.

Word	Noun	Adjective	Verb	Adverb
remote control	Yes	No	No	No
device	Yes	No	No	No

As nouns, device is a hypernym of remote control; that is, device is a word with a broader meaning than remote control:

remote control: a device that can be used to control a machine or apparatus from a distance
device: an instrumentality invented for a particular purpose

remote control (noun)	device (noun)
a device that can be used to control a machine or apparatus from a distance	any clever maneuver
	an instrumentality invented for a particular purpose
	an emblematic design (especially in heraldry)
	any ornamental pattern or design (as in embroidery)
	something in an artistic work designed to achieve a particular effect