Details Product code RB750r2 CPU nominal frequency 850 MHz CPU core count 1 Size of RAM 64 MB Architecture MIPS-BE 10/100 Ethernet ports 5 10/100/1000 Ethernet ports None MiniPCI slots 0 MiniPCI-e slots 0 Number of USB ports 0 Memory Cards 0 Power Jack 1 802.3af support No PoE out No PoE in Yes Supported input voltage 6 V - 30 V Voltage Monitor No PCB temperature monitor No CPU temperature monitor No Dimensions 113x89x28mm. Weight without packaging and cables: 129g Operating System RouterOS Operating temperature range -40? to +55? Antenna gain DBI No Current Monitor No CPU QCA9531-BL3A-R Max Power consumption 2W SFP ports 0 SFP+ ports 0 Number of chains 0 Serial port None