... interface; 9 inch portable DVD player of rotatable screen with aspect ratio 16:9 Item NoDescriptionColorsWPD91. 9 inch LCD screen, 23.5*18 ... *4cmblack, blue, red, etc2. 270 degree rotation, 1024*600 pixels, aspect ratio: 16:93. Support various formats, such as EVD/DVD/VCD/CD ... function 9 inch portable DVD player of rotatable screen with aspect ratio 16:9