Model NumberRK3566 Development Board Size185mm*110mm LayerSystem on module 8-layer/carrier board 4-layer CPURockchip RK3566 FrequencyQuad core A55 1.8GHz RAMStandard version 2GB, 4GB/8GB optional Storage4GB/8GB/16GB/32GB eMMC optional, 16G default Power ICRK809, dynamic frequency GPUMali-G52 Input Voltage12V Output Voltage5V/3.3V/1.8V Storage Temperature-30~80℃ Operating Temperature-20~80℃ Place of originViet Nam