Manufacturer: Nokia Part number: 3KC72184AA Platform: 1830 PSS Board performance: S13X400H 400G Wavelength Adapter Board RESTRICTED , description: 1830 PSS S13X400H 400G Wavelength Adapter Board RESTRICTED, Technology: DWDM Country of origin: Mexico . In addition to Nokia 3KC72184AA , Liyuan Tech supply a wide range of other Nokia Transmission Series. If you have any need or interest, please feel free to send inquiry to global@chn-liyuan.com