You are fine listening to it as a medical student; however, you are not going to get much out of it. EM:RAP tends to focus more on cutting edge topics, day-to-day EM issues like throughput and pro-tips for basic procedures you won't be doing until you're a resident, and they frequently do segments on medical malpractice cases. You need to have a firm understanding of the basics of EM care and experience in the ER to get the most out of it.