232 2 0 0 0 - A 2 - G B 2 3 - 0 0EnvironmentalPower Supply: 100 to 240 Vac, 50/60 HzPower:16 Port: 40 W nominal, 76 W max operating24 Port: 40 W nominal, 110 W max operatingOperating Temperature: 0 to 40 °CStorage Temperature: −10 to −70 °COperating Humidity: 5 to 90% non-condensingSafety: ANSI/UL 60950-1:2002, CAN/CSA-C22.2 no. 60950-1-2003, EN 60950:2000,IEC60950:1999EMC: FCC Part 15, Class B; EN55022;EN55024; EN61000-3-2; EN61000-3-3LEDs: Power, LAN Link, LAN ACT, WANLink, Voice, DCE Link, DCE ACTDimensions: 10 in. x 17.5 in. x 1.75 in.Weight: 5.6 lb (2.54 kg)Mounting: Stand-alone or rack-mountable