Crossword Genius

Orator needing hi-fi component (7)

Ross

I believe the answer is:

speaker

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'orator' is the definition.
(I've seen this in another clue)

I can't explain the rest of the clue.

Can you help me to learn more?

(Other definitions for speaker that I've seen before include "Commons official" , "Michael Martin MP" , "Leader of the majority party in US House of Representatives" , "He asks for order" , "One presiding over House of Commons" .)

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