The present invention relates to an intelligent electrical appliance control system and method based on Bluetooth technology. The system comprises a Bluetooth headset and an intelligent electrical appliance. The Bluetooth headset comprises a first controller, a voice acquisition module, a voice recognition module, a voice playing module and a first Bluetooth transmission module. The intelligent electrical appliance comprises a second controller, a data acquisition module, a headset detection module and a second Bluetooth transmission module, wherein the headset detection module is used for continuously detecting whether the Bluetooth headset appears within a particular distance, conducting automatic connection after the Bluetooth headset appears within a particular range, and sending operating state data and environment state data of the intelligent electrical appliance to the Bluetooth headset. The technical solution of the present invention can be used by different types of users and has relatively high privacy without the need to set an additional wireless relay device, thus reducing hardware costs.