LevelOne RJ45 to SC Gigabit Media Converter Multi-Mode Fiber 550m 1000 Mbit/s 10Base-T 100Base-TX 1000Base-T 1000Base-LX 1000Base-SX IEEE 802.3 IEEE 802.3ab IEEE 802.3u IEEE 802.3x IEEE 802.3z Gigabit Ethernet 10,100,1000 Mbit/s