?Professional After-sales Service?:We are a professional manufacturer . And We provides 24 Hour and 7 Day Customer Service, 30 Days Free-returned, 32 Year Free Warranty and Lifetime Technology Support. ?Low Power Consumption &100% Aging Test?: Less than 1.05watt Power Consumption, that can save costs wisely. Low EMI and advanced ESD protection. 100% aging Testing for all SFP module makes sure all delivered SFP modules are stable and reliable. ?Easy Installation?: The SFP transceiver support hot swappable with LC duplex interface. Installation is very convenient, which just needs plug and play. with Advanced DDM Function to monitor real-time parameter and state on fiber links. SFP+ MSA and SFF-8431 Compliant, IEEE 802.3ae-compliant. ?Wide Compatibility?: The Gigabit networks transceiver are supported up to 10 Gigabit data rate and compatible with Cisco, Ubiquiti, Mikrotik, D-Link, Netgear, Qnap, Linksys and Other Open Switches. ?1000Base-LX 1.25G SFP?: Gigabit Ethernet Single Mode SFP Module, 1.25 Gb/s, 1310nm wavelength, Duplex Dual LC, SMF, operates on Single-mode (OS1/OS2/OS3) LC fiber cable spans of up to 10km (6.2 mile) in length.