RB4011 series - amazingly powerful routers with ten Gigabit ports, SFP+ 10Gbps interface and IPsec hardware acceleration The RB4011 uses a quad core Cortex A15 CPU, same as in our carrier grade RB1100AHx4 unitv The unit is equipped with 1GB of RAM, can provide PoE output on port #10 and comes with a compact and professional looking solid metal enclosure in matte black RB4011iGS+RM (Ethernet model) includes two rackmount ears that will securely fasten the unit in a standard 1U rack space Dimensions: 228 x 120 x 30 mm; PoE in: Passive PoE; PoE in input Voltage: 18-57 V; Max power consumption: 33 W