Feature: 1. It is widely used in switches, routers, network cards, optical fiber transceivers and other network equipment with SFP optical port. 2. It has the advantages of high performance, low power consumption, and stable and fast transmission. 3. High‑quality zinc alloy materials, imported chips, compatible with various brands of network equipment. 4. Convenient installation, simple operation, hot‑swappable under uninterrupted power. 5. The transmission distance of the gigabit module is approx. 20km/21872.3yd and has LC optical interface. Specification: Item Type: Gigabit Module Material: Zinc alloy Application: It is widely used in switches, routers, network cards, optical fiber transceivers and other network equipment with SFP optical port Transmission Rate: 1.25Gbps Optical Interface: LC Transmission Medium: Single mode single fiber Transmission Distance: Approx. 20KM/21872.3yd Transmitted Power: -9 - 3dBm Receiving Sensitivity: < -22 Wavelength: T1550nm. Package List: 10 x Gigabit Module 1 x Manual