RJ-45 10/100/1000 ports 24 Switch capacity (with 2GigE uplinks) 56 Gb/s Max frame rate (2GigE uplinks) 83.33 Mp/s Operating temperature 0 C to +45 C.32 F to +113 F Storage temperature 40 C to +75 C,-40 F to +167 F Humidity (operating and storage) 5% - 95% Fan (variable speed) Fanless Acoustic (dB) at 27 C 0 dB (A) Mean Time Between Failures (MTBF) at 25 C (hours) 1,250,292 System power consumption (W) 24 W Nominal Input voltage 90-220 V AC Output voltage 12V DC