Electronic device and operating method thereof

Abstract

An electronic device according to an embodiment of the disclosure includes: a microphone, a communication module including a first communication circuit configured to provide a call channel with a first external electronic device and a second communication circuit configured to provide a communication channel with a second external electronic device, a processor electrically connected with the communication module. The processor is configured to: allow the electronic device operating in a first transmission mode and the first external electronic device to establish a call connection with each other through the first communication circuit, identify whether there is an utterance of a user wearing the second external electronic device, while the call connection is maintained, and operate in a second transmission mode different from the first transmission mode, based on a voice signal of the user to be transmitted to the first external electronic device not being recognized, while the call connection is maintained, and operate in the first transmission mode, based on the voice signal of the user to be transmitted to the first external electronic device being recognized, while the call connection is maintained.