In conformity to IEEE802.3 10base-T, IEEE802.3u 100 base-TX/FX, IEEE802.3ab 1000 base-T, IEEE802.3z,1000base-SX/LX, IEEE802.1a, IEEE802.1PQ0S, IEEE802.1d Spanning Tree; Stable performance more than 50 thousand hours with fault- free; Unique IC solution applied; Supports 10/100/1000M full/half duplex, easy upgrades; Auto MDI/MDI-X; Auto Negotiation; Support flow control; Concentrated into EF16-D220(16slot for media converter cards) or EF14-D220(14slot for media converter standalone type) 2U rack-mount chassis; In conformity with safety code of FCC, CE and RoHS; The Distance support to 3KM/20KM; 1x RJ45 port and 1x fiber SC port; The non-managed media converters, which give you economic solutions for media conversion between fiber and copper Ethernet. It provides you SC, FC or ST connectors for your fiber optic cables and RJ45 for twisted pair UTP cable connection. The maximum extension is up to 3km/20km over fiber. Voltage: AC220V Plug Type:EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so on Color: Black Material: Metal+Plastic Package Contents: 1 Pair x Gigabit Single Fiber Ethernet Switch Transceiver 2 x Power adapter