Electronic device is provided. The electronic device includes a host system; at least two input/output modules configured to realize input and/or output functions of the electronic device; a connection device, for connecting the host system and the at least two input/output modules to enable the at least two input/output modules to perform a same type and/or different types of motion relative to the host system, so that the electronic device has different device forms; and the at least two input/output modules having a same posture or different postures relative to the host system when the electronic device is in different device forms.