Disclosed is a method for transceiving data by a first device with a second device in a wireless communication system, the method comprising: opening an audio link through a Bluetooth LE (low energy) connection with the second device; when a specific event occurs through the audio link in connection to the second device, transceiving audio data or voice data via the audio link according to the specific event; and obtaining control information for performing a specific function related to the audio data or voice data from the second device or a user, wherein the audio link includes at least one isochronous channel.