Features:  1. Quad-core A53.  2. 1GB DDR4 RAM.  3. Dual Gbps Ethernet ports.  4. USB-C power in.  5. AES acceleration.  6. Ubuntucore/ FridenglyWrt/ LEDE support.  7. TF card boost system.    Specifications:  CPU: Quad-core cortex-A53;  Frequency: 4 x Cortex-A53 Up to 1.4GHz;  Memory RAM: 1GB DDR4;  Storage MicroSD Slot: MicroSD x 1 for external storage up to 128GB;  Ethernet: Gbps Ethernet x 1;  USB3.0 to Gbps Ethernet x 1;  Pin-header: Serial debug port x1: 2.54mm pitch 2 pin-header (3.3V TTL);  Key: User Key x 1;  LED:  SYS LED (Red) x 1;  WAN LED (Green) x 1;  LAN LED (Green) x 1;  Others:  Working temperature: 0℃ to 80℃;  Power: DC 5V/2A;  OS Support: FriendlyWrt 19.07- (64-bit);  Ubuntu Core 18.04 (64-bit) (Linux-5.4 + U-boot- 2017.11);  PCB: 6 Layer;  Dimension: 55.6 x 52mm;  Weight: 115g;     Package Included:  1 X Mini Router Duad Core Dual Gigabit Support OpenWrt LEDE Ubuntu DIY WiFi Router;  1 X Power adapter