... output power:13,14,15,16,17,18,19,20,21,22,23dBm optional 19,1U structure, with network management 1550nm EDFA Optical ... inner automatic microcomputer -controlled circuit, monitors equipment operating status.l 19,1U structure, with network management interface. PerformanceSpecificationsOptical Optical Wavelength 1540-1560nmInput ...