Disclosed is an interactive device for an internet radio station, comprising a content presentation unit and a content selection unit. The content selection unit includes a knob, a selection module, a processing module, an indication module and a communication module. The knob inputs by a user, a channel selection instruction by means of manual rotation; the selection module generates a corresponding electrical signal according to the channel selection instruction; the processing module obtains, according to the electrical signal, a corresponding audio resource from the network radio station and releases the audio resource to the content presentation unit which plays the audio resource. The indication module generates, under the driving of the knob, a state change corresponding to the channel selection instruction. In this way, the user can select the audio resource by rotating the knob, so that the channel selection manner is similar to the traditional radio rotary tuning method.