Thank you for viewing this item. - Operation has been confirmed to be normal. - This is a portable audio system that supports CD, SD, and USB. - Brand: SONY - Model: Compatible with CD, SD, and USB - Functions: CD, radio, and cassette playback - Design: Portable design Remote control is missing, power cord is included. - This is a used item, so there are some scratches and dirt, but they are not noticeable.