Here are the hardware specs that Smach announced in June:
‧AMD embedded G-Series SoC "Steppe Eagle" with Jaguar-based CPU and GCN-based Radeon graphics
‧4 GB RAM memory
‧32GB internal memory and SD Card Slot
‧USB OTG
‧5-inch Touch screen with 720p resolution
‧Configurable tactile gamepads
‧HDMI video output connection
‧Wi-Fi connectivity
‧Bluetooth connectivity
‧4G mobile network connectivity (PRO model only)