... Multiplexer, IEEE802.3AB 1000Base-T; 1000Base-SX/LX/LH 220V(110-145V) AC, 50/60Hz Standards: IEEE802.3AB 1000Base-T; 1000Base-SX ... /Act, P2 Link/Act, P3 Link/ActPower requirement: 220V(110-145V) AC, 50/60HzAmbient temperature:0 to 50°CHumidity: 5 to 90 ...