A smart home appliance comprising: a voice input unit collecting a voice; a voice recognition unit recognizing a text corresponding to the voice collected through the voice input unit; a capturing unit collecting an image for detecting a user's visage; a memory unit mapping the text recognized by the voice recognition unit and a setting function and storing the mapped information, and storing a keyword information that a user may input to start a voice recognition service; a control unit determining whether to perform a voice recognition service on the basis of at least one information of image information collected by the capturing unit and voice information collected by the voice input unit; a region recognition unit determining a user's region on the basis of information on the voice collected through the voice input unit; an output unit outputting region customized information on the basis of information on a region determined by the region recognition unit and information on the setting function, and wherein the control unit comprises a face detection unit recognizing that a user is in a staring state for voice input when image information on a user's visage is collected for more than a setting time through the capturing unit, wherein the control unit determines that a voice recognition service standby state is entered when it is recognized that there is the keyword information in a voice through the voice input unit and a user is in the staring state through the face detection unit, wherein the region recognition unit extracts intonation of the voice inputted from the voice input unit to determine the region dialect used, and wherein the output unit outputs the region customized information by using a dialect in the region determined by the region recognition unit. a voice input unit collecting a voice; a voice recognition unit recognizing a text corresponding to the voice collected through the voice input unit; a capturing unit collecting an image for detecting a user's visage; a memory unit mapping the text recognized by the voice recognition unit and a setting function and storing the mapped information, and storing a keyword information that a user may input to start a voice recognition service; a control unit determining whether to perform a voice recognition service on the basis of at least one information of image information collected by the capturing unit and voice information collected by the voice input unit; a region recognition unit determining a user's region on the basis of information on the voice collected through the voice input unit; an output unit outputting region customized information on the basis of information on a region determined by the region recognition unit and information on the setting function, and wherein the control unit comprises a face detection unit recognizing that a user is in a staring state for voice input when image information on a user's visage is collected for more than a setting time through the capturing unit, wherein the control unit determines that a voice recognition service standby state is entered when it is recognized that there is the keyword information in a voice through the voice input unit and a user is in the staring state through the face detection unit, wherein the region recognition unit extracts intonation of the voice inputted from the voice input unit to determine the region dialect used, and wherein the output unit outputs the region customized information by using a dialect in the region determined by the region recognition unit.