Support 4*10/100/1000Tx IEEE 802.3bt Compliant with 90W/Port and 1*100/1000 SFP SlotSupport PD Remote Rest Technology (PRRT)Adjustable SFP Speed with DIP-Switch SettingStore-and-Forward Switching ArchitectureDual Power Input 48~55VDC in 6-Pin Terminal BlockSupport Power Inputs Reverse Polarity ProtectionIP40 ProtectionDIN-Rail or Wall MountableOperating Temperature - EOT: -40°C to 75°C5-Year Warranty