Sharp Portable Headphone MD Player For sale is the MD-ST521-S. It has a slim and compact design with a thickness of 16.3mm and a weight of approximately 130g, making it a size that fits in a chest pocket. It uses a pop-up loading mechanism, allowing you to insert and remove discs simply by opening the main unit. It also features large operation buttons on the back and a remote control that can be easily operated with one hand. Condition: There are some scratches from use, but it is in a clean condition. The battery is weak, but operation has been confirmed while connected to the adapter. Battery replacement is recommended. Please refer to the photos for detailed condition. Set Contents: ・Main unit ・AC adapter ・Remote control Operation Check Items: ・MD reading and playback OK ・Remote control operation OK ・Main unit operation OK ・Portable playback OK (adapter connected)