An electronic apparatus comprising: a housing; a speaker disposed at a first portion of the housing; a microphone disposed at a second portion of the housing; a communication circuit disposed in or attached to the housing; a digital signal processing, DSP, circuit disposed in the housing and electrically connected to the microphone; a processor disposed in the housing and operatively connected to the speaker, the DSP circuit, and the communication circuit; and a memory disposed in the housing and operatively connected to the processor, wherein, while a voice-based input system is in a standby state, the DSP circuit is configured to: receive first data associated with a user utterance that is received via the microphone; perform a first determination to determine whether the first data includes a specified word; and when it is determined in the first determination that the first data includes the specified word, provide the first data to the processor, and wherein the memory stores one or more instructions which, when executed, cause the processor to: receive the first data from the DSP circuit; perform a second determination to determine whether the first data includes the specified word; when it is determined in the second determination that the first data includes the specified word, transmit the first data to an external server via the communication circuit; when a text generated from the first data by the external server is received via the communication circuit perform a third determination to determine whether the received text matches the specified word; and when the received text is determined to match the specified word in the third determination, perform a fourth determination to determine whether to activate the voice-based input system. a housing; a speaker disposed at a first portion of the housing; a microphone disposed at a second portion of the housing; a communication circuit disposed in or attached to the housing; a digital signal processing, DSP, circuit disposed in the housing and electrically connected to the microphone; a processor disposed in the housing and operatively connected to the speaker, the DSP circuit, and the communication circuit; and a memory disposed in the housing and operatively connected to the processor, wherein, while a voice-based input system is in a standby state, the DSP circuit is configured to: receive first data associated with a user utterance that is received via the microphone; perform a first determination to determine whether the first data includes a specified word; and when it is determined in the first determination that the first data includes the specified word, provide the first data to the processor, and receive first data associated with a user utterance that is received via the microphone; perform a first determination to determine whether the first data includes a specified word; and when it is determined in the first determination that the first data includes the specified word, provide the first data to the processor, and wherein the memory stores one or more instructions which, when executed, cause the processor to: receive the first data from the DSP circuit; perform a second determination to determine whether the first data includes the specified word; when it is determined in the second determination that the first data includes the specified word, transmit the first data to an external server via the communication circuit; when a text generated from the first data by the external server is received via the communication circuit perform a third determination to determine whether the received text matches the specified word; and when the received text is determined to match the specified word in the third determination, perform a fourth determination to determine whether to activate the voice-based input system. receive the first data from the DSP circuit; perform a second determination to determine whether the first data includes the specified word; when it is determined in the second determination that the first data includes the specified word, transmit the first data to an external server via the communication circuit; when a text generated from the first data by the external server is received via the communication circuit perform a third determination to determine whether the received text matches the specified word; and when the received text is determined to match the specified word in the third determination, perform a fourth determination to determine whether to activate the voice-based input system.