Reduce staff input and reduce enterprise operating costs. Self-service ordering and cashier to improve operational efficiency. Enhance customers' consumption desire and increase turnover. Convenient, free and novel, and enhance customer experience. Ensure the safety of merchant funds.Display scale 16: 9 The display brightness is 350 Contrast 4000: 1 Resolution 1920 * 1080 Response time 6 ms Touch point support (capacitive multi-touch) (4, 6 and 10 points can be selected) 178 viewing angle Audio built-in 2*5W full-tone speaker Video formats MP4, MPG, WMV, MOV, RMVB, FLV, etc., which support 1080P HD video. Audio formats MP4, WMA Image format JPG, PNG.