This fiber to ethernet converter is made of , which can withstand use. Features the iron and electronic components material, which has high durability, not easy to deform. Fine workmanship, ensures practicality. This fiber to ethernet converter will make the access easier and smoother. Features -Color: Black -Material: iron, electronic components -Size: 10.00X7.00X2.60cm/3.93X2.75X1.02in - Compatible with multiple gigabit optical modules, can to 100000 hours without error. - The optical connector is compatible for SC connector optical module, LC single fiber optical module and LC dual fiber optical module. - Improve heat dissipation with cutouts on both sides, provide great environment for normal operation. - With fine workmanship, simple in design and very practical in use, easily win your favors. - workmanship, reasonable structure, professional and practical, can bring you convenience. Specification Compatible standard: 802.3z/AB, 1000Base-T and 1000Base-SX/LX Cache: 512Kb Bandwidth: 12G, can achieve non-blocking wire-speed forwarding Interface standard: electrical port: RJ-45, 10/100/1000Mbps (self-adaptive); optical port: , 1000Mbps; SFP port: 1000Mbps; Cable: Twisted pair: Category 5E or Category 6 (the longest distance is 100 meters) Fiber (multimode): 50/125, 62.5/125μm (longest distance up to 550/224m) Optical fiber (single mode): 8/125, 8.7/125, 9/125 μm (the longest distance is 10 to 100 kilometers) Flow control: full-duplex 802.3x flow control; half-duplex back pressure flow control LED indicator: , Link/Act, TP , /Act, TP 100, Power supply: 220V (100- ), 50~60Hz; DC: 5V, 2A Ambient temperature: 0 ~ +50 degree centigrade Storage temperature: -40 ~ +70 degree centigrade Humidity: 5% ~ 90% Package list: 3 x fiber modem 3 x manual