Optical transmitter with SNMP management, indoor, 1310nm ORTEL DFB laser, 1 output port, 4-31mW output optical ... brand DFB laser DescriptionOT1310-xx ORTEL 1310nm direct modulation optical transmitter, adopts high linearity ORTEL DFB laser of famous brand ... in the world, and builds-in perfect pre-distortion adjustment circuit and laser ...