An electronic device comprising: an audio module , a communication module , and a processor operatively coupled to the audio module and the communication module , wherein the processor is configured to: control the communication module to identify connection between the electronic device and a plurality of external electronic devices , identify an attribute of each of the plurality of external electronic devices connected to the electronic device , wherein the attribute includes the absolute volume feature, and control the audio module and the communication module to transmit audio data having a first volume level to a first external electronic device among the plurality of external electronic devices , and transmit second audio data having a second volume level to a second external electronic device among the plurality of external electronic devices, according to the identified attributes of the plurality of external electronic devices, wherein the first volume level and the second volume level are different volume level each other, and wherein the plurality of external electronic devices include at least the first external electronic device that supports the absolute volume feature and the second external electronic device that does not support the absolute volume feature. an audio module , a communication module , and a processor operatively coupled to the audio module and the communication module , wherein the processor is configured to: control the communication module to identify connection between the electronic device and a plurality of external electronic devices , identify an attribute of each of the plurality of external electronic devices connected to the electronic device , wherein the attribute includes the absolute volume feature, and control the audio module and the communication module to transmit audio data having a first volume level to a first external electronic device among the plurality of external electronic devices , and transmit second audio data having a second volume level to a second external electronic device among the plurality of external electronic devices, according to the identified attributes of the plurality of external electronic devices, wherein the first volume level and the second volume level are different volume level each other, and control the communication module to identify connection between the electronic device and a plurality of external electronic devices , identify an attribute of each of the plurality of external electronic devices connected to the electronic device , wherein the attribute includes the absolute volume feature, and control the audio module and the communication module to transmit audio data having a first volume level to a first external electronic device among the plurality of external electronic devices , and transmit second audio data having a second volume level to a second external electronic device among the plurality of external electronic devices, according to the identified attributes of the plurality of external electronic devices, wherein the first volume level and the second volume level are different volume level each other, and wherein the plurality of external electronic devices include at least the first external electronic device that supports the absolute volume feature and the second external electronic device that does not support the absolute volume feature. <EOS>