RK3399, 1.8GHz Dual-core ARM Cortex A72 and Quad-core ARM Cortex-A53, big.LITTLE The ViewSonic VPC01-AN Android slot-in module delivers enhanced performance and speed for ViewSonic ViewBoard interactive flat panel displays (IFP50 series) Featuring an Android 7.1 OS, and ARM® big.LITTLE™ technology that utilizes two types of powerful processors, the VPC01-AN delivers peak performance needed for complex, graphics-driven applications