Elevator digital signage board manufacturer — Wanlin AndroidSBC, 12-year Chinese building advertising Android motherboard manufacturer, WL-BA100 (RK3568 Building Advertising Android Motherboard) certified CE/FCC/RoHS. Rockchip RK3568 quad-core Cortex-A55 2.0GHz + 1 TOPS NPU + Mali-G52 GPU + 4K@60fps decode . MOQ from 50 units, OEM/ODM from 500 units, 12-15 ···