Features
Processor: BCM2711, Quad Core Cortex-A72 (ARM v8) 64-bit SoC @ 1.5GHz
DDR: 1/2/4/8GB, eMMC: 8/16/32GB
1 x 10/100Mbps Ethernet Interface, 1 x Gigabit Ethernet
2 x USB 2.0 Compliant Hosts
1 x HDMI Port
4 x RS-485 Serial Ports
M.2 Expansion Socket
miniPCIe Expansion Socket, 1 x microSD Socket