DIGISOL DG-MC6123S is a Gigabit Ethernet optical transceiver. Product supports IEEE802.3U,IEEE802.3ab protocol as well as full duplex and half duplex mode. DG-MC6123S Series devices transmit and receive data over single fiber. This media converter series supports Wavelength Division Multiplexing (WDM).Easy-to-read diagnostic LED’s for continuous status reports on network speed, duplex media access control connection and network traffic.