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Dual Display Retail Checkout System — AndroidSBC, the RK3588 dual display board brand of Wanlin Manufacturing Group, a Chinese motherboard manufacturer and exporter based in Shenzhen, China, offers the full WL-DS line (WL-DS1100 to WL-DS8400) of Rockchip RK3588 dual-screen heterogeneous display boards covering dual 4K and 8K output, HDMI 2.1, eDP, LVDS and ···