Manufacturer: Nokia Part number: 3KC49210AA Board description: SDH Optical Fiber Access card Boards are used for platforms: 1830 PSS-x24 Nokia Optical Fiber Access card Technology: DWDM Country of origin: Mexico In addition to Nokia 3KC49210AA , Liyuan Tech also offers a variety of other Nokia board cards. If you have any requirements or interests, please feel free to send inquiries to global@chn-liyuan.com