An electronic device includes a vibration sensor; a microphone; memory storing at least one instruction; and at least one processor, wherein the at least one processor is configured to execute the at least one instruction to: receive, via the microphone, a speech signal including reverberation uttered by a user, receive, via the vibration sensor, a vibration signal related to the speech signal, transmitted through at least a portion of a body of the user, predict reverberation information based on the speech signal and the vibration signal, and eliminate the reverberation included in the speech signal based on the predicted reverberation information.