RouterBOARD 951Ui-2HnD with 600Mhz CPU, 128MB RAM, 5xLAN, built-in 2.4Ghz 802b/g/n 2x2 two chain wireless with integrated antennas, plastic case, PSU Product code RB951Ui-2HnD CPU nominal frequency 600 MHz CPU core count 1 Size of RAM 128 MB 10/100 Ethernet ports 5 10/100/1000 Ethernet ports 0 MiniPCI slots 0 MiniPCI-e slots 0 Wireless chip model AR9344-DC3A Wireless standards 802.11b/g/n Number of USB ports 1 Power Jack 1 802.3af support No Supported input voltage 7 V - 31 V PoE in Yes PoE out Yes Voltage Monitor No CPU temperature monitor No PCB temperature monitor No Dimensions 113x138x29mm Operating System RouterOS Operating temperature range -20C +50C License level 4 Antenna gain DBI 2.5 Current Monitor No CPU AR9344-DC3A Max Power consumption Up to 7W SFP ports 0 SFP+ ports 0 USB slot type USB type A Number of chains 2 Serial port None