RouterBOARD 2011UAS, 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). RB2011UAS-RM has RouterOS L5 license (instead of L4) and nice touchscreen LCD for configuration. SFP cage is also present (SFP module not included!). RouterBOARD 2011UAS-RM comes with 1U rackmount enclosure, LCD panel and power supply.

Product specifications
Product code	RB2011UAS-RM
CPU speed	600MHz
Current Monitor	No
CPU	Atheros AR9344
SFP ports	1
RAM	128MB
LAN ports	5
Gigabit	5
MiniPCI	0
Integrated Wireless	no
USB	microUSB
Power Jack	8-28V DC
802.3af support	No
PoE	8-28V DC on Ether1
Voltage Monitor	yes
PCB temperature monitor	yes
CPU temperature monitor	No
Dimensions	214mm x 86mm for PCB
Operating System	RouterOS
RouterOS License	L5