[Abstract]Since China's reform and opening up,with the rapid development of electronic technology,as well as people's living standard improving,People pursuit of household voice control,control circuit apparatus by speaking.This article details the components of a Energy-saving lamp by voice control which based on LD3320 speech recognition chips and take the STC89LE52RC single chip microcomputer as the microprocessor and then built physical mock-ups to achieve the desired results.