Building industrial display controller — Wanlin AndroidSBC, 12-year Chinese building advertising Android motherboard manufacturer, WL-BA300 (RK3576 Commercial Building Signage Board) certified CE/FCC/RoHS. Rockchip RK3576 octa-core A72+A53 2.2GHz + 6 TOPS NPU + Mali-G52 MC3 + 4K@60fps + 4GB/8GB . MOQ from 50 units, OEM/ODM from 500 units, 12-15 day delivery···