A 29-year-old man was fatally shot in the head in Brooklyn late on Sunday night, cops said.

Police found the victim with a gunshot wound to the head around 10:10 p.m. outside of a building on Lincoln Avenue near Blake Avenue in East New York, officials said.

The man was declared dead on the scene, according to police.

Authorities were tipped off to the deadly shooting by Shot Spotter — a series of citywide sensors that detect gunshots, NYPD officials said.