Electronic device

An electronic device comprising a device housing and a sound generating module, wherein the device housing comprises a first housing portion and a second housing portion, the first housing portion is movably disposed on the second housing portion to enable the electronic device to switch between a first state and a second state, the sound generating module is located on one of the first housing portion and the second housing portion, and the sound generating module is provided with a first rear cavity and a first connecting hole communicating with the first rear cavity, wherein the electronic device is able to form a second rear cavity, wherein

• one of the first state and the second state is an expanded state, and the other is a contracted state;
• the electronic device further comprises a cavity structure, a second connecting hole and a functional component;
• in the first state, the first connecting hole is in sealed alignment with the second connecting hole, and the first rear cavity communicates with the second rear cavity via the first connecting hole and the second connecting hole;
• and
• in the second state, the cavity structure blocks the first connecting hole, or, the functional component blocks the first connecting hole.