A speaker device (1; 500; 505; 301), comprising: a housing (11; 311) comprising a back surface formed with an opening, and an upper surface formed with an opening; with a front side configured to be a user side, at least one first speaker unit (21, 22; 510, 510R, 510L) disposed in the opening of the back surface; at least one second speaker unit (20; 511; 511C) disposed in the opening of the upper surface; and an electronic circuit (15; 315) configured to supply a sound signal to the at least one first speaker unit (21, 22; 510, 510R, 510L) and supply, to the at least one second speaker unit (20; 511; 511C), a partial frequency range of the sound signal, the electronic circuit (15, 315) further comprising: a first filter (527; 527R, 527L) configured to select at least a signal in frequencies of a middle frequency range covering human voices, out of an audible frequency range of the sound signal; and a second filter (520, 521; 520R, 520L, 521R, 521L) configured to select a signal in frequencies of each of a low frequency range and a high frequency range, out of the audible frequency range of the sound signal, wherein the signal in the frequencies of each of the low frequency range and the high frequency range is different from the signal in the frequencies of the middle frequency range, wherein the signal output from the first filter (527; 527R, 527L) is output to the at least one second speaker unit (511; 511C), and wherein the signal output from the second filter (520, 521; 520R, 520L, 521R, 521L) is output to the at least one first speaker unit (510; 510R, 510L). a housing (11; 311) comprising a back surface formed with an opening, and an upper surface formed with an opening; with a front side configured to be a user side, at least one first speaker unit (21, 22; 510, 510R, 510L) disposed in the opening of the back surface; at least one second speaker unit (20; 511; 511C) disposed in the opening of the upper surface; and an electronic circuit (15; 315) configured to supply a sound signal to the at least one first speaker unit (21, 22; 510, 510R, 510L) and supply, to the at least one second speaker unit (20; 511; 511C), a partial frequency range of the sound signal, the electronic circuit (15, 315) further comprising: a first filter (527; 527R, 527L) configured to select at least a signal in frequencies of a middle frequency range covering human voices, out of an audible frequency range of the sound signal; and a second filter (520, 521; 520R, 520L, 521R, 521L) configured to select a signal in frequencies of each of a low frequency range and a high frequency range, out of the audible frequency range of the sound signal, wherein the signal in the frequencies of each of the low frequency range and the high frequency range is different from the signal in the frequencies of the middle frequency range, wherein the signal output from the first filter (527; 527R, 527L) is output to the at least one second speaker unit (511; 511C), and wherein the signal output from the second filter (520, 521; 520R, 520L, 521R, 521L) is output to the at least one first speaker unit (510; 510R, 510L). a first filter (527; 527R, 527L) configured to select at least a signal in frequencies of a middle frequency range covering human voices, out of an audible frequency range of the sound signal; and a second filter (520, 521; 520R, 520L, 521R, 521L) configured to select a signal in frequencies of each of a low frequency range and a high frequency range, out of the audible frequency range of the sound signal, wherein the signal in the frequencies of each of the low frequency range and the high frequency range is different from the signal in the frequencies of the middle frequency range, wherein the signal output from the first filter (527; 527R, 527L) is output to the at least one second speaker unit (511; 511C), and wherein the signal output from the second filter (520, 521; 520R, 520L, 521R, 521L) is output to the at least one first speaker unit (510; 510R, 510L).