Dimensions 148 x 99.5 x 30.7 mm (5.83 x 3.92 x 1.21"), Weight 432 g (15.24 oz), Networking Interfaces (8) 10/100/1000 Mbps RJ45 Ports, Power Method (1) DC 48V, Max. 1.25A, (1) PoE Input, 802.3af/at (Pins 1, 2+; 3, 6-), Power Supply External AC/DC Adapter: 48V, 0.5A, Max. Power Consumption 12W (Excluding PoE Output), Max. PoE Wattage per Port PoE Mode 1: 12W @ 802.3at, Passive PoE Voltage Range Depends on Power Source, Line Rate 8 Gbps, Non-Blocking, Operating Temperature -5 to 45° C (23 to 113° F),,