ipolex 2 Pack 1.25G Gigabit SFP to RJ45 Fiber to Ethernet Media Converter, 10/100/1000M RJ45 to 1000Base SFP, Fiber to Ethernet Converter, Supports 1000BASE-SX/LX SFP LC Transceiver Module

Optical Port: 1.25G bps, support Gigabit Ethernet SFP modules and extends fiber distance up to 550m via OM3/OM4 multimode and 20km via OS2 single mode fiber optical cable.
^^ RJ45 Port: UTP CAT5 10M/100M/1000M, Full Duplex or Half Duplex; Supports MDI/MDI-X auto crossover. ^^ Complies with IEEE IEEE 802.3 / 802.3 u/ 802.3 z/ 802.3 ab. ^^ Status LED's for TX, FX LINK/ACT, POWER, FDX to easily monitor network status. ^^ Supports jumbo frame size 9K bytes; Supports working temperature range from 0C to 60C; Support wide power supply voltage (100V-240V), operating voltage is 5VDC 1.0A.