Android OPS signage player, Quad core RK3399 SoC with dual core GPU, 4GB RAM - 64GB eMMC, Android 7.1.2Input:OTG x 1, USB3.0 x 1,USB2.0 x 1,Micro SD x 1, RS232 x 1(2.5mm jack), LAN 10/100/1000,mPCIe slot for 4G module, M.2 slot for optional WiFiOutput: DisplayPort 1.2