The QQH Laptop Screen Extender is a 15.6" 1080P triple portable monitor extender designed for casual computing and gaming. It features an LCD display with a maximum resolution of 1920 x 1080 and a refresh rate of 60 Hz. The black screen has a contrast ratio of 1000:1 and is most suitable for use in conjunction with laptops for enhanced multitasking or gaming capabilities. With its portable design, this monitor extender offers a convenient solution for expanding your screen real estate on the go.