The RB2011 is powered by RouterOS, a fully featured routing operating system which has been continuously improved for fifteen years. Dynamic routing, hotspot, firewall, MPLS, VPN, advanced quality of service, load balancing and bonding, real-time configuration and monitoring - just a few of the vast number of features supported by RouterOS.
RouterBOARD 2011UiAS-IN, in comparison with RB2011L series, not only has five Gigabit LAN ports and five Fast Ethernet LAN ports, but also has RJ45 serial port, microUSB port and more RAM (128MB instead of 64MB). Also, it has RouterOS L5 license (instead of L4) and nice touchscreen LCD for configuration.

SFP DDMI

Yes
CPU nominal frequency600MHz
CPU core count1
Size of RAM128 MB
10/100 Ethernet ports5
10/100/1000 Ethernet ports5
MiniPCI slots0
MiniPCI-e slots0
Wireless chip modelAR9344-BC2A
Number of USB ports1
Power Jack8-28V DC
802.3af supportNo
PoE8-28V DC on Ether1
Voltage MonitorYes
PCB temperature monitorYes
CPU temperature monitorNo
Dimensions214mm x 86mm for PCB
Operating SystemRouterOS
Temperature range-35C to +65C
License levelL5
Current MonitorNo
CPUAR9344-BC2A
SFP ports1
USB slot typemicroUSB type AB