RB4011 series.- amazingly powerful routers with ten Gigabit ports, SFP+ 10Gbps interface and IPsec hardware acceler... moreation for a great price! The RB4011 uses a quad core Cortex A15 CPU, same as in our carrier grade RB1100AHx4 unit.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.Specifications:- Architecture:ARM 32bit.- CPU:AL21400.- CPU core count:4.- CPU nominal frequency:1400 MHz.- Dimensions:228 x 120 x 30 mm.- RouterOS license:5.- Operating System:RouterOS.- Size of RAM:1 GB.- Storage size:512 MB.- Storage type:NAND.- MTBF:Approximately 200´000 hours at 25C.- Tested ambient temperature:-40°C to 70°C.- IPsec hardware acceleration:Yes.- Suggested price:9.00 Powering:Details.- Number of DC inputs:2 (DC jack, PoE-IN).- DC jack input Voltage:12-57 V.- Max power consumption:33 W.- Max power consumption without attachments:18 W.- FAN count:Passive.- PoE in:Passive PoE.- PoE in input Voltage:18-57 V PoE-out:Details.- PoE-out ports:Ether10.- PoE out:Passive PoE up to 57V.- Max out per port output (input.30 V):420 mA.- Max total out (A):600 mA Ethernet:Details.- 10/100/1000 Ethernet ports:10 Fiber:- Details.- SFP+ ports:1 Peripherals:Details.- Serial port:RJ45 Other:Details.- PCB temperature monitor:Yes.- Voltage Monitor:Yes Certification & Approvals Details.-.Certification:CE, EAC, ROHS.