This is the iiyama Prolite XB3288UHSU-B5 80 cm computer monitor with a screen size of 31.5 inches. It features CRT display technology and a maximum resolution of 1080p (FHD). Although it is designed for computer use, it does not have audio output capabilities, so external speakers or headphones would be needed for sound. This monitor is listed as opened but never used, indicating it is in like-new condition.