Wirenet's Gigabit optical modules are designed for Gigabit Ethernet and dual-channel, bidirectional SONET (Synchronous Optical Network) applications. These compatible modules comply with the SFP Multi-Source Agreement (MSA) and SFF-8472 standards, and feature Digital Diagnostic Monitoring (DDM) capabilities. The SFP module utilizes an LC interface, operates at a data rate of 1.25 Gbps with a wavelength of 1550 nm, and supports a maximum transmission distance of 80 km. 【HIGH SPEED PERFORMANCE】Engineered with a robust silver metal housing, this optical transceiver module supports stable 1.25 Gbps data rates to handle heavy bandwidth traffic in metropolitan area networks without experiencing transmission latency. 【LONG RANGE CONNECTIVITY】Tailored for enterprise network engineers managing remote data center server rooms, this silver 1550nm optical transceiver module spans up to 80 km (49.7 miles) over single-mode fiber to link remote facilities securely. 【STABLE SIGNAL COUPLING】Featuring high-density gold finger connectors, this transceiver provides superior electrical conductivity and excellent signal integrity, ensuring reliable, continuous daily networking operations inside busy enterprise server racks. 【REAL TIME DIAGNOSTICS】The integrated DDM feature allows data center operators to monitor optical transmission power, operating voltage, and device temperature in real time, preventing sudden network outages during critical data transmissions. 【SEAMLESS INSTALLATION】Designed for quick deployment, this compact module has a height of just 1 cm / 0.39" and features a duplex LC connector interface for simple plug-and-play installation in compatible gigabit ethernet switches. Package list: 1-Piece SFP Optical Transceiver Module Set