4x1.25Gbps full-duplex fiber port and 2x1000M Ethernet port.Each port has a complete LED Indicator light for installation, commissioning, and maintenance. Support 9K Jumbo Packet.Support direct forwarding mode, which supports less time delay.Low power consumption, only 1.5W in full load condition.Support isolation protection function, and good data security. The optical fiber transmission distance depends on the performance of the SFP module, please choose according to your needs. Small size, suitable for installation in places. Auto-negotiation low power consumption chips to a very long time and stable operation. (Due to different product batches, the appearance , which does not affect the use) Power: DC 5V Connector A: 4 TX/RX SFP Port Connector B: 2 RJ45 Port Ethernet Port Rate: 10/100/1000Mbps adaptive SFP Port Rate: 1000Mbps Wavelength: 1310nm / 1550nm Distance: 3KM / 20Km (Depends on SFP Module) Plug Type: EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so on. Voltage: AC220V Colour:Black Material:Iron Package Contents: 2x Gigabit SFP Media Converter(Without optical module) 2x Power Adapter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.