Add-On Computer Peripherals (ACP) 10GBase-DWDM SMF XFP 40km. Interface type: XFP, Data transfer rate (max): 10000 Mbit/s, Fiber optic connector: LC. Width: 12.7 mm, Depth: 53.3 mm, Height: 7.6 mm. Certification: IEC 60825-1, IEC 60825-2, MSA