Mikrotik Router Board (MT-RB493AH) - Storage type: NAND, Size of RAM: 128 MB, Storage size: 128 MB, DC jack input Voltage: 8-28 V, PoE in: Passive PoE, Number of DC inputs: 1 x (DC jack), 10/100 Ethernet ports: x 9, MiniPCI slots: x 3, Serial console port: RS232