60HZ Peace, mercy, and blessings of God be upon you. I am offering for sale a portable projector, Mine HY 320, with Android 11 system, supporting 300 ANSI Lumens, native 1080P resolution, dual-band Wi-Fi 6, wireless display, Allwinner H713 processor, built-in speaker. Home theater. Outdoor movies. Games. Presentations. Built-in projector with plug. Game setup. Reason for selling: Need. {And do not deprive people of their due}. Refresh Rate: 60Hz Screen Size (in inches): 17 inches Resolution: 4K