Electronic device for speech recognition and control method thereof

An electronic device comprising:

• a voice input receiver configured to receive a user voice input;
• a communicator comprising communication circuitry;
• a storage configured to store at least one keyword for each of a plurality of domains;
• and
• a processor configured to:
• based on the user voice input being received, obtain keywords from the user voice input received by the voice input receiver,
• identify a domain related to the obtained keywords based on the obtained keywords and keywords stored in the storage,
• perform voice recognition via an engine of the electronic device based on a domain corresponding to the electronic device,
• identify whether to use a result of the voice recognition based on whether the identified domain corresponds to the domain corresponding to the electronic device,
• control the electronic device to transmit, via the communicator, the user voice input to an engine of an external electronic device corresponding to the identified domain based on at least the identified domain not corresponding to the domain corresponding to the electronic device.