A speaker device includes a housing, first speaker unit disposed at a front surface of the housing, a second speaker unit disposed at the front surface, a first passive radiator disposed at the front surface, a second passive radiator disposed at a rear surface of the housing, and at least one structure disposed inside the housing, where the one of the at least one structure is disposed between the first passive radiator and the second passive radiator and disposed to form a gap, through which air flows, between the structure and at least one of the housing, the first speaker unit, the second speaker unit, and another of the at least one structure.