This study is a clinical trial. The aim of this study was to compare the effect of music on sleep quality and pain in burn patients is preferred. The number of samples are 50 burned patients that will hospitalize in burn ward in Shahid Motahari Burn Hospital in Tehran. The process of sampling will do during five month using the method of purposive sampling and the samples will place in two groups (25 patients) using the software of random allocation. Inclusion criteria: Willingness to participate in the study; Ability to read and write; the patients that have sleep disorders; Age between 18 to 60 years old; Not drug and alcohol addicted; Not taking sleeping pills or anti-anxiety drugs; Having no mental disorders ؛depth of burn:2,3 grade; total burn surface area: %10 - %45; Having no burn the scalp, face and ears; Having no hearing impairment; Spend at least 3 nights of hospitalization; Understanding Persian language; Having no history of burns. Exclusion criteria: Discharge; Willingness to quit from the study. after knowing that the patients have inclusion criteria, the researcher will give them clear and understandable information about the method of study and then catch them a testimonial. In two groups, in the first three nights hospitalized in burn ward, researcher will not do no intervention on patients and only, patients fill the Pittsburgh sleep quality questionnaire and horizontal measurement tool for pain (VAS) on the next day, before sleeping. then in forth night for 3 nights (45 minutes), the patients in the intervention group will listen to their favorite and light music by choosing it from a list by a MP3player that has a headphone and then fill the questionnaires on the next day, before sleeping. In addition, patients in both groups, use sedative and sleeping drugs if they needed if they needed. Finally, the mean score of sleep quality and pain in two groups analyze before and after the intervention .