Feature Specification Display 3.5-inch IPS, 640 × 480 resolution CPU RK3326 ARM 64-bit Quad-Core Cortex-A35 (up to 1.5GHz) GPU Mali-G31MP2 (520MHz) RAM 1GB DDR3L Operating System ArkOS (Linux-based, Open Source) Storage Dual MicroSD (TF) card slots Battery 3500mAh Connectivity USB-C (Charging/OTG), 3.5mm Headphone Jack Controls Dual analog sticks, D-pad, ABXY...