Origin: China Price: To Talk About Payment Method: T/T Quantity: 20Pcs Pack. & Delivery: As You Wish Specification: Cisco's industry-standard SFP is a hot-swappable input/output device that plugs into a Gigabit Ethernet port/slot, linking the port with the fiber-optic network. SFPs can be used and interchanged on a wide variety of Cisco products and can be intermixed in combinations of IEEE 802.3z- compliant 1000BaseSX, 1000BaseLX/LH, or 1000BaseZX interfaces on a port-by-port basis. The Cisco GLC-SX-MM operates on ordinary multi-mode fiber optic link spans of up to 550 m in length. 1) Single-mode / multi-mode 2) Compliant with ITU-T G.957 and G.958 specifications 3) Hot pluggable duplex LC connector 4) SD, TD 5) LVPECL interface logic 6) Eye safety is designed to meet laser Class1 7) 850nm, 1310nm or 1550nm VCSEL / FP / DFB 8) Single + 3.3V power supply 9) Complies with Telcordia (Bellcore) GR-468-COREDense Wave Division Multiplexing (DWDM) Small Form