Provided are a method for transmitting and receiving data in a short-range wireless communication system, and a device therefor. More specifically, the method comprises the steps of: forming an isochronous channel with a second device for transmitting the data; and transmitting the data to the second device over the isochronous channel, wherein the data is human interface device (HID) data, the data is human interface device (HID) data, and the channel for transmitting the data is determined on the basis of data characteristics including reliability and urgency.