Here is the full list of all 19 The Voice (ES) trophies - there are 7 bronze, 1 silver, 10 gold and 1 platinum.
You unlocked all trophies in La Voz Vol. 2.
You quit during a live show.
You chose a random song.
You watched the Jukebox.
You watched the Credits.
You are La Voz
You completed every round of the show.
You reached the last round of the show.
You reached the third round of the show.
You warmed up your voice.
All 4 coaches turned round.
You reached the second round of the show.
You achieved a High-Score in every song.
You achieved a High-Score of at least 9000.
You achieved a High-Score of at least 8000.
You achieved a High-Score of at least 7000.
You achieved a High-Score of at least 6000.
You achieved your first High-Score.
You played a Tournament.