A display apparatus comprising: a housing; a display panel provided to be exposed to a front side of the housing; and at least one speaker provided on a rear surface of the housing, wherein the at least one speaker comprises: a sound generator configured to generate a sound; and a guide tube that has a cross sectional area that changes from a first end of the guide tube to a second end of the guide tube, and wherein the guide tube receives the generated sound via the first end, characterized in that: the housing comprises an accommodation portion (140-1, 140-2; 143-1, 143-2; 150-1, 150-2) provided on the rear surface of the housing, wherein the accommodation portion includes an insertion groove to which the at least one speaker is inserted and mounted and an opening radiating sound generated by the at least one speaker, wherein the guide tube comprises an outer surface having a plurality of radiation apertures arranged in at least one row; wherein the plurality of radiation apertures is exposed to outside of the housing through the opening by inserting the at least one speaker into the accommodating portion. a housing; a display panel provided to be exposed to a front side of the housing; and at least one speaker provided on a rear surface of the housing, wherein the at least one speaker comprises: a sound generator configured to generate a sound; and a guide tube that has a cross sectional area that changes from a first end of the guide tube to a second end of the guide tube, and wherein the guide tube receives the generated sound via the first end, characterized in that: the housing comprises an accommodation portion (140-1, 140-2; 143-1, 143-2; 150-1, 150-2) provided on the rear surface of the housing, wherein the accommodation portion includes an insertion groove to which the at least one speaker is inserted and mounted and an opening radiating sound generated by the at least one speaker, wherein the guide tube comprises an outer surface having a plurality of radiation apertures arranged in at least one row; wherein the plurality of radiation apertures is exposed to outside of the housing through the opening by inserting the at least one speaker into the accommodating portion. a sound generator configured to generate a sound; and a guide tube that has a cross sectional area that changes from a first end of the guide tube to a second end of the guide tube, and wherein the guide tube receives the generated sound via the first end, characterized in that: the housing comprises an accommodation portion (140-1, 140-2; 143-1, 143-2; 150-1, 150-2) provided on the rear surface of the housing, wherein the accommodation portion includes an insertion groove to which the at least one speaker is inserted and mounted and an opening radiating sound generated by the at least one speaker, wherein the guide tube comprises an outer surface having a plurality of radiation apertures arranged in at least one row; wherein the plurality of radiation apertures is exposed to outside of the housing through the opening by inserting the at least one speaker into the accommodating portion. the housing comprises an accommodation portion (140-1, 140-2; 143-1, 143-2; 150-1, 150-2) provided on the rear surface of the housing, wherein the accommodation portion includes an insertion groove to which the at least one speaker is inserted and mounted and an opening radiating sound generated by the at least one speaker, wherein the guide tube comprises an outer surface having a plurality of radiation apertures arranged in at least one row; wherein the plurality of radiation apertures is exposed to outside of the housing through the opening by inserting the at least one speaker into the accommodating portion.