Single fiber bi-directional transceiver Bi-directional transceiver(wdm sfp) 2.5gbps 1-fiber wdm sfp transceiver. 1000base-bx 1.25 gbps 1-fiber wdm sfp gbic transceiver. 622 mbps 1-fiber wdm sfp transceiver. 125/155 mbps 1-fiber sm wdm sfp transceiver. Ts-1000 1-fiber wdm 1x9 / sff / sfp transceiver. -40 to 85 option available. Single +3.3v or +5v supply. Rohs compliant. A. 1x9 package b. Sff 2x5 package c. Sfp package d. Gbic package .1.25 gbit/s .2.5 gb/s .4.25 gb/s .1.25 gb/s .622 mbit/s .1.25 gb/s .2.5 gb/s .Multi-mode .155 mbit/s .622 mb/s .1.25 gb/s .Multi-mode .155 mb/s .622 mb/s .Multi-mode .155 mb/s 10pcs in 1 tray, 0.3kg