speaker's in Spanish:

1. altavoz

Spanish word "speaker's"(altavoz) occurs in sets:

Fichas del libro - "Voyage to Far N'jurd" (Kris Ne...
Fichas del libro - "The Mother of Parliaments" (Ha...
Fichas del libro - "The Religious Situation" (Gold...
Fichas del libro - "And Then the Town Took Off" (R...
Fichas del libro - "The Ordeal of Colonel Johns" (...