Electronic equipment and system

The utility model relates to electronic equipment and a system. The electronic equipment comprises a rear cover; the rear cover is arranged on the mounting seat in a covering manner; the at least two groups of limiting assemblies are used for limiting the rear cover to be separated from the mounting seat, and at least one group of limiting assembly comprises a receiving groove formed in one of the rear cover and the mounting seat; the mounting cavity is formed in the other one of the rear cover and the mounting seat; the elastic assembly is arranged in the mounting cavity; when the rear cover is installed in place, the top end of the elastic assembly extends out of the installation cavity and is embedded into the receiving groove. The rear cover is assembled through the limiting assembly with the elastic reset function, feedback can be provided for a user when the rear cover is assembled in place, and the degree of abrasion to parts is small. 本实用新型涉及一种电子设备及系统，该电子设备包括：后盖；安装座，后盖盖设于安装座上；至少两组限位组件，其用于限定后盖脱离安装座，且其中