A first electronic apparatus comprising: interface circuitry configured to connect the first electronic apparatus to a server and to at least one second electronic apparatus , wherein each of the at least one second electronic apparatuses comprises a display and a loudspeaker; a microphone configured to receive voice commands; a display ; a loudspeaker ; and a processor configured to control the first electronic apparatus to: based on receiving a voice command , control the interface circuitry to transmit, to the server , information of the received voice command , identification information of the first electronic apparatus and identification information of each of the at least one second electronic apparatuses , wherein each of the at least one second electronic apparatuses is either not provided with a microphone or has its microphone inactivated, receive, from the server through the interface circuitry , a control instruction corresponding to the voice command and a response message including an audio signal and/or a video signal corresponding to a sound and an image, respectively, to be output as a process result of the voice command, identify one of the first electronic apparatus and the at least one second electronic apparatus as a target apparatus with respect to the control instruction, and output the received response message through the target apparatus. interface circuitry configured to connect the first electronic apparatus to a server and to at least one second electronic apparatus , wherein each of the at least one second electronic apparatuses comprises a display and a loudspeaker; a microphone configured to receive voice commands; a display ; a loudspeaker ; and a processor configured to control the first electronic apparatus to: based on receiving a voice command , control the interface circuitry to transmit, to the server , information of the received voice command , identification information of the first electronic apparatus and identification information of each of the at least one second electronic apparatuses , wherein each of the at least one second electronic apparatuses is either not provided with a microphone or has its microphone inactivated, receive, from the server through the interface circuitry , a control instruction corresponding to the voice command and a response message including an audio signal and/or a video signal corresponding to a sound and an image, respectively, to be output as a process result of the voice command, identify one of the first electronic apparatus and the at least one second electronic apparatus as a target apparatus with respect to the control instruction, and output the received response message through the target apparatus. based on receiving a voice command , control the interface circuitry to transmit, to the server , information of the received voice command , identification information of the first electronic apparatus and identification information of each of the at least one second electronic apparatuses , wherein each of the at least one second electronic apparatuses is either not provided with a microphone or has its microphone inactivated, receive, from the server through the interface circuitry , a control instruction corresponding to the voice command and a response message including an audio signal and/or a video signal corresponding to a sound and an image, respectively, to be output as a process result of the voice command, identify one of the first electronic apparatus and the at least one second electronic apparatus as a target apparatus with respect to the control instruction, and output the received response message through the target apparatus. <EOS>