Prestigio Solutions MultiBoard (Monoblock) 75” Light+Series: UHD(4K) 3840×2160, OS Android 11, PC: A311D2 chipset (CPU Cortex A73 Quad Core+Cortex A53 Quad Core)/8GB RAM/64GB eMMC, IR 40TP, Cam 2MP, 8-mic array, Speaker 15Wx2&15W sub, 7 writing pen