Architecture: ARM 64bit CPU: AL32400, 4-core, 1700 MHz Switch chip model: 88E6191X RouterOS license: 6 Operating System: RouterOS (v7 only) Size of RAM: 4 GB Storage size: 128 MB Storage type: NAND MTBF: Approximately 200'000 hours at 25°C Tested ambient temperature: -20°C to 60°C IPsec hardware acceleration Number of AC inputs: 2 AC input range: 100-240 Frequency (Hz): 50-60 Max power consumption: 48 W Max power consumption without attachments: 35 W Cooling type: 2 fans USB 3.0 type A, USB Power Reset, Max USB current: 0,9 A CPU temperature monitor, PCB temperature monitor Voltage Monitor Certification: CE, EAC, ROHS IP20