IEEE 802.3af / 802.3at standard compliant200-watt total PoE power budget, up to 30-watt per port16xGbE PoE+Port+2 x SFP PortCCTV Mode supports remote power&data feeding up to 250MVLAN mode supports 16 POE+ ports isolated from each otherLED indicators for network diagnostics19-inch metal case, internal power design Model   GS1020PS2 Connector Type 16*10/100/1000M PoE Ports + 2*Gigabit SFP Uplink Ports Network Media (Cable) IEEE802.3 IEEE802.3u IEEE802.3x IEEE802.3ab IEEE802.3z PoE Parameters PoE Standard: IEEE802.3af /IEEE802.3at Max each port: 15.4W ( IEEE 802.3af ) Max each port：30W ( IEEE 802.3at ) PoE compatibility: IEEE 802.3af/at adaptive PoE port output: DC48-55V Power Pin : Power over spare pairs 1/2(+) , 3/6 (-) Network Media 10BASE-T: Cat 5E UTP(≤250 meter) 100BASE-TX: Cat5 or more UTP (≤100 meter) 1000BASE-TX: Cat5 or more UTP (≤100 meter) Optical MultiMode Fiber: 850nm, 1310nm,  Transmission Distance: 550m/2Km Single-Mode Fiber: 1310nm, 1550nm,  Transmission Distance: 20/40/60/80/100/120km Performance Specification Bandwidth: 52Gbps MAC: 8K Packet Buffer Memory: 4M Packet Forwarding Rate: 38.7Mpps Power Supply Power input: AC100-240V 50/60Hz,  Power Budget: 200W LED Indicator PWR Power supply indicator (Red) Lighting：Powered Un-Light：No Power 1-26 RJ-45 LINK indicator (Green) Lighting：1000M Connect Un-Light：100M or Disconnect 1-26 RJ-45 ACT indicator (Green) Lighting：Connecting Flashing：Data Transmit Un-Light：Disconnect Working Environment Operating Temperature: -20℃ ~ 50℃; Storage Temperature: -40℃ ~ 80℃;  Operating Humidity: Max 90%, non-condensing Storage Humidity: Max 95%, non-condensing Working Height: Max to 10,000 feet (3,000 meters) Storage Height: Max to 10,000 feet (3,000 meters)