An electronic device is provided. The electronic device includes a plurality of microphones, a memory configured to store a first specified time set to form a beam in a first direction using the plurality of microphones, and a processor connected to the plurality of microphones and configured to receive a sound using the plurality of microphones, determine a direction corresponding to the received sound, and if the direction is equivalent to a second direction, associate a second specified time to the received sound as if a beam is formed in the second direction using the plurality of microphones.