The material used in this product is exquisite and the material is of high quality. Dare to show the details of each model of the machine, so that you can understand the product clearly. This is something very few manufacturers dare to do. Chunyin has experienced technical personnel to provide you with consultation and after-sales service, so that you can understand the product and after-sales consultation more professionally. Chunyin Company provides the CD player with a long 2-year warranty service, which reflects the confidence of the manufacturer in the quality of its products, and also allows customers to use it more at ease. This remote control is suitable for pure audio CD players and amplifiers MU71, MU72