Product UPC: 014445421375 This HP 455889-B21 compatible 10GBase-LRM SFP+ Transceiver operates at 1310nm over Multi-Mode Fiber, with a maximum reach of 220m connected via a LC connector, built to meet or exceed the OEM's specifications, and comply with MSA (Multi-Source Agreement) standards. All products are 100% functionally tested, and are guaranteed compatible. Our Transceivers (GBIC, SFP, SFP+, X2, XFP and XENPAK) are 100% compliant with their designed networking application, and are factory programed with specific configuration...