Product specifications Details 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    Yes 802.3af support    No PoE    8-30V DC on Ether1 Voltage Monitor    No CPU temperature monitor    No PCB temperature monitor    No Dimensions    113x138x29mm Operating System    RouterOS Operating temperature range    -20C +50C License level    L4 Antenna gain DBI    2.5dBi Current Monitor    No CPU    AR9344-DC3A Max Power consumption    Up to 7W SFP ports    0 USB slot type    USB type A Number of chains    2