A side sound generating speaker module, comprising: a single speaker body, comprising a magnetic circuit system and a vibration system; a side sound generating cavity configured to guide sound waves to be transmitted from a side surface of the single speaker body; and a sound wave filtering structure, arranged on a side sound generating cavity of the side sound generating speaker module, the sound wave filtering structure comprising: a cavity wall and a cavity cover, wherein the cavity cover is mounted on the cavity wall, and the cavity wall and the cavity cover are combined to form an inner cavity; and a slit formed on the cavity wall and/or the cavity cover, the slit faces the interior of the side sound generating cavity; wherein the cavity wall and the cavity cover enclose the inner cavity, and a space in the inner cavity is communicated with the side sound generating cavity only through the slit, the inner side of the cavity wall is provided with inner walls configured to extend along the cavity wall into the inner cavity to divide the inner cavity into a spatial structure for adjusting and correcting sound waves with different frequencies; and wherein the inner walls are distributed on two opposite planes of the cavity wall at a certain interval and extend towards the inner cavity. a single speaker body, comprising a magnetic circuit system and a vibration system; a side sound generating cavity configured to guide sound waves to be transmitted from a side surface of the single speaker body; and a sound wave filtering structure, arranged on a side sound generating cavity of the side sound generating speaker module, the sound wave filtering structure comprising: a cavity wall and a cavity cover, wherein the cavity cover is mounted on the cavity wall, and the cavity wall and the cavity cover are combined to form an inner cavity; and a slit formed on the cavity wall and/or the cavity cover, the slit faces the interior of the side sound generating cavity; wherein the cavity wall and the cavity cover enclose the inner cavity, and a space in the inner cavity is communicated with the side sound generating cavity only through the slit, the inner side of the cavity wall is provided with inner walls configured to extend along the cavity wall into the inner cavity to divide the inner cavity into a spatial structure for adjusting and correcting sound waves with different frequencies; and wherein the inner walls are distributed on two opposite planes of the cavity wall at a certain interval and extend towards the inner cavity. a cavity wall and a cavity cover, wherein the cavity cover is mounted on the cavity wall, and the cavity wall and the cavity cover are combined to form an inner cavity; and a slit formed on the cavity wall and/or the cavity cover, the slit faces the interior of the side sound generating cavity; wherein the cavity wall and the cavity cover enclose the inner cavity, and a space in the inner cavity is communicated with the side sound generating cavity only through the slit, the inner side of the cavity wall is provided with inner walls configured to extend along the cavity wall into the inner cavity to divide the inner cavity into a spatial structure for adjusting and correcting sound waves with different frequencies; and wherein the inner walls are distributed on two opposite planes of the cavity wall at a certain interval and extend towards the inner cavity.