It is an amazingly powerful router with ten Gigabit ports, an SFP+ 10Gbps interface, and IPsec hardware acceleration.
The device uses a quad-core Cortex A15 CPU and 1GB of RAM.
The product code for the Ethernet model is RB4011iGS+RM.
It comes in a compact, professional-looking solid metal enclosure and includes two rackmount ears for standard rack installation.