... top shelf mounting in supermarket/store 2.Display commercials in loop 3.Support SD/USB 7 inch retail stores/shops lcd video ... Business Organizations: supermarket, large-scale shopping malls, exclusive agency, chain shops, large-scale sales, star-rated hotels, restaurants, travel agencies, ... touch screen, motion sensor, Wifi, or 3G, network, PC built-in and so on.Why Choose L&M lcd advertising display ...