The invention discloses a novel buzzer shell which mainly comprises a base and a shell, wherein the shell is arranged at the top of the base; the base and the shell are of an integral structure; a mounting hole communicated with the cavity inside the shell is formed in the center of the base; the shell comprises an upper layer and a lower layer; the bottom of the upper layer is fixedly connected with the top of the lower layer through buckles; the upper layer is a protection net; the upper layer comprises a net body and reinforcing ribs; a protection pad is arranged on the inner wall of the lower layer; the protection pad takes the shape of a circular ring. The novel buzzer shell is simple in structure and principle, convenient to use and mount and applicable to various outdoor environments, a buzzer can be effectively protected, mosquitoes and insects are prevented from entering the shell, and meanwhile the sounding effect of the buzzer is ensured.